Questions on Algebra: Equations answered by real tutors!

Tutors Answer Your Questions about Equations (FREE) Get help from our free tutors ===> Algebra.Com stats: 2014 tutors, 419707 problems solved View all solved problems on Equations -- maybe yours has been solved already! Become a registered tutor (FREE) to answer students' questions. Click here to see problems AND answers on one page Question 301114: My son brought home a few 6th grade algebra problems and I can not remember how to work them. He does not have his book...so please help if you can. I'm not even sure what this is called (been a long time for me). Here's one problem: 5(2a-1b+3a). Thank you for considering. Click here to see answer by nyc_function(2733)   Question 301114: My son brought home a few 6th grade algebra problems and I can not remember how to work them. He does not have his book...so please help if you can. I'm not even sure what this is called (been a long time for me). Here's one problem: 5(2a-1b+3a). Thank you for considering. Click here to see answer by Alan3354(30993)   Question 301114: My son brought home a few 6th grade algebra problems and I can not remember how to work them. He does not have his book...so please help if you can. I'm not even sure what this is called (been a long time for me). Here's one problem: 5(2a-1b+3a). Thank you for considering. Click here to see answer by Earlsdon(6287)   Question 301106: 8x-2=-9+7x Click here to see answer by helpnalgebra(91)   Question 301150: (4x+2) (5) _____ - _____ (x-a) (a-x) sorry thats 2 fractions dont know how to make them show right. cant figure out how to make common denom then solve Click here to see answer by richwmiller(9135)   Question 301239: please help. How to rearrange this formula. y = 1/2 * + 1 ps the 1/2 is meant to read as a half sign but cant find the sign for it on my phone. Sorry.hope you can help me. Thanks Click here to see answer by Alan3354(30993)   Question 301236: please help. I am stuck on a difficult equation and dont know what to do. I have tried everything but mind is blank now. Question is. (7.9+3sqrt85)x4.32 over the equation 6.23+1.491 please help. Thanks. Click here to see answer by Edwin McCravy(8909)   Question 301370: The cost to rent a construction crane is $750 per day plus $250 per hour of use. What is the maximum number of hours the crane can be used each day if the rental cost is not to exceed $2500 per day? Click here to see answer by JBarnum(2044)   Question 301404: The height of a triangle is 4 inches greater than twice its base. The area of the triangle is 168 square inches. What is the base of the triangle? Thanks!!! Click here to see answer by checkley77(12569)   Question 301461: find volume of prism Click here to see answer by richwmiller(9135)   Question 301485: I need to see how to work the algebraic equation 3(x+7)-12=24 I do not just need the answer, but need to see how you got it. Thanks, Paula Click here to see answer by Alan3354(30993)   Question 301485: I need to see how to work the algebraic equation 3(x+7)-12=24 I do not just need the answer, but need to see how you got it. Thanks, Paula Click here to see answer by richwmiller(9135)   Question 301548: can you please help me solve the equation 5-x-x=-1 Click here to see answer by rfer(12660)   Question 301558: if a pool is 30 feet long and 20 feel wide how many one foot tiles will it take to tile it all the way around? Click here to see answer by mananth(12270)   Question 301583: What Is The Answer To This Question Cause The Teacher Think's I Am Wrong. Here Is The Question: -4(-6p+7) Click here to see answer by nyc_function(2733)   Question 301526: i have this homework it says solve the missing values for x and y and to write an equation Click here to see answer by richwmiller(9135)   Question 301776: Write equations for the vertical and horizontal lines passing through the point (-3,5) Vertical line: Horizontal line: Click here to see answer by Alan3354(30993)   Question 301776: Write equations for the vertical and horizontal lines passing through the point (-3,5) Vertical line: Horizontal line: Click here to see answer by stanbon(57347)   Question 301773: Write an equation of the line below. x y (0,4) (5,7) Click here to see answer by stanbon(57347)   Question 301801: If the sales tax rate 7.5% and the tax 0n a purchase is $45 what was the amount of purchase? Click here to see answer by rfer(12660)   Question 301857: My question is "simple", but 3-part: How do you know when an equation has Click here to see answer by richwmiller(9135)   Question 301898: Solve using the five-step problem-solving process. Show all steps necessary to arrive at your solution. A rectangular board is 8 inches longer than it is wide. If the area of the board is 48 square inches, find the length and the width. Click here to see answer by helpnalgebra(91)   Question 294950: Assume that no denominator is zero and that 00 is not considered. 20k^3/5k i came up with 4k^4? 4k 4k^2 15 4^3 Click here to see answer by helpnalgebra(91)   Question 301918: how to find the equations whose roots are 1,-2,3,4.? Click here to see answer by Alan3354(30993)   Question 302019: e^x=7.5^9 so i used property number 4 to get this xln(e)=9ln(7.5) ln(e) cancel out so its x=9 ln(7.5) what now? please help! Click here to see answer by Alan3354(30993)   Question 302085: An interesting method for solving quadratic equations came from India. Click here to see answer by richwmiller(9135)   Question 302118: Fractions Calculate. 10 4/5 divided Click here to see answer by richwmiller(9135)   Question 302127: solve 2/3 + 1/4x = -1/3 Click here to see answer by london maths tutor(243)   Question 302226: The product of X and 250 is the same as the sum of 12X and 6188. Find the Number. Click here to see answer by london maths tutor(243)   Question 302232: IF THE TOTAL AMOUNT OF FENCING THAT THE FARMER HAS IS 20 METRES,WRITE AN EQUATION USING THE LENGTH [L] AND BREATH [B] OF THE GARDEN Click here to see answer by stanbon(57347)   Question 302222: The sum of three Consecutive Integers is 2694. Find these Integers. (Hint; Let X be the first Integer then, the next one is X+1, and the third is X+2 Click here to see answer by Alan3354(30993)   Question 302224: What is the Slope of a Line that has X-Intercept of (3, 0) and Y-Intercept of ( 0, -2 ) Click here to see answer by london maths tutor(243)   Question 302234: if the total amount of fencing that the farmer has is 20 metres,write an equation using the lengthand breath of the garden Click here to see answer by london maths tutor(243)   Question 302221: Solve for t : W = m + t - b -123 Click here to see answer by london maths tutor(243)   Question 302286: Write an equation of a line containing a given point and parallel to the given line. Express your answer in the form of y=mx+b. (-7, 5); 9x=7y+8. Click here to see answer by Alan3354(30993)   Question 302419: 14.Solve using the five-step problem-solving process. Show all steps necessary to arrive at your solution. You are putting a stone border of uniform width around a rectangular garden that measures 6 yards by 15 yards. You only have enough stone to cover 100 square yards. How wide should the border be? Click here to see answer by london maths tutor(243)   Question 302419: 14.Solve using the five-step problem-solving process. Show all steps necessary to arrive at your solution. You are putting a stone border of uniform width around a rectangular garden that measures 6 yards by 15 yards. You only have enough stone to cover 100 square yards. How wide should the border be? Click here to see answer by josmiceli(9680)   Question 302436: If an object is propelled upward from ground level with an initial velocity of 224 feet per second, its height h in feet t seconds later is given by the equation h = 224t - 16t2. After how many seconds does the object hit the ground? Click here to see answer by Alan3354(30993)   Question 302452: please show me the work 2x-4-5x=-x+5+7x-3 Click here to see answer by london maths tutor(243)   Question 302470: if k=(u-a)/s and k(s) = u-a then what do I do to the formula above to get a alone? a = u - k(s) this is the answer but I don't know what to do to "u" to get it on the other side of the equation. Click here to see answer by Alan3354(30993)   Question 302470: if k=(u-a)/s and k(s) = u-a then what do I do to the formula above to get a alone? a = u - k(s) this is the answer but I don't know what to do to "u" to get it on the other side of the equation. Click here to see answer by stanbon(57347)   Question 302488: please help me solve this using the india method for quadratic equations. 2x2 -3x -5=0 Click here to see answer by richwmiller(9135)   Question 302458: Here is a problem that requires factoring to solve: A rectangular garden plot has a birdbath with a square base in its center, The length of the garden is 4 more than twice the length of a side of the base of the birdbath, and the width of the garden is 7 more than the length of the side of the base of the birdbath. If the area of the garden available for planting vegetables is 47 square feet, what are the dimensions of the garden and the dimensions of the base of the birdbath? Click here to see answer by ankor@dixie-net.com(15652)   Question 302521: please help me solve this equation: 4/y+5y=21/2 Click here to see answer by mananth(12270)   Question 302599: when a number x is subtracted from 36 and the difference is divided by x , the result is 2 . what is the value of x ? (a) 12 (b) 17 (c) 18 (d) 21 (e) 24 Click here to see answer by mananth(12270)

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