Questions on Algebra: Equations answered by real tutors!

Tutors Answer Your Questions about Equations (FREE)

Question 21751: 5-4x=-3
Click here to see answer by Alwayscheerful(414)

Question 21756: I need to write and equation in slope -intercept form of the line that passes through the given point and is parrallel to the graph of each equation. 2x + y =5;(3,1). Please help.
Thank you
cathy
Click here to see answer by algebrapro18(249)

Question 21800: How do you solve this problem:
(x^2+7x)/3 = -4
Click here to see answer by algebrapro18(249)

Question 21880: Hey, i have been trying to work this one problem out for hours. It says to write the equation of the line that is parallel to the given line and passes through the given point. Please help me solve this equation: (4,-2)
Click here to see answer by queenofit(120)

Question 21860: complete the ordered pair for the equation.
y=-5x+40 (7, )
showing work
Click here to see answer by algebrapro18(249)

Question 21942: how do you solve this equation x/2.04=-4?
Click here to see answer by anjikumar(3)

Question 21964: How do you solve: y/12 = (-8)^2 - l 21 l + (-4)
The 21 is absolute. Cannot find anything on how to perform this.
Thank you.
Click here to see answer by wuwei96815(245)

Question 21986: 3b+8=-10b+b

Click here to see answer by wuwei96815(245)

Question 22005: 2(x+4)* =16
Click here to see answer by Alwayscheerful(414)

Question 22001: If x= 5,evaluate 2(x+3)+3*
Click here to see answer by Alwayscheerful(414)

Question 21960: Please help me solve this equation: 5/6x-7/12=2x+1 /3
Click here to see answer by Alwayscheerful(414)

Question 21230: -4(x-2)+3x=6x+5-2x
Click here to see answer by Alwayscheerful(414)

Question 21974: Write an equation in point-slope form of the line that passes through the given points. (1/2, -1), (-2/3,6)

I just can't seem to get this one right. I used the Y2-Y1 formula but I got it wrong. -----
X2-X1
Thanks!
Click here to see answer by Alwayscheerful(414)

Question 21972: Here is the question: Write an equation of a line that is perpendicular to
y=-3/4x+2 and passes through (-4,1).
Click here to see answer by Alwayscheerful(414)

Question 22048: Explain how scientific notation is used to write the following numbers in shorthand:
0.000000543
Click here to see answer by venugopalramana(3286)

Question 22047: Explain how scientific notation is used to write the following numbers in shorthand:
7,480,000,000
Click here to see answer by venugopalramana(3286)

Question 22035: if you have a negative number & you have to subtrat it from a nother negative number that is in quotation marks.. wouldn't it just become a larger negative number or would it be come a positive?
EXAMPLE: -7 - (-4)= ?

Click here to see answer by queenofit(120)

Question 22053: Explain and show the steps in multiplying and dividing the following:
(2x + 3)(2x - 3)

Click here to see answer by wuwei96815(245)

Question 22074:

Click here to see answer by kendra4227(8)

Question 22037: Show each step in solving and explain the meaning of the solutions to the following problems:
4x-3<9x+27
Click here to see answer by kendra4227(8)

Question 22138: 4-9p=3p
Click here to see answer by Alwayscheerful(414)

Question 22148: can you please help me solve this equation:-12=5x-7
negitive twelve equals five x minus seven
Click here to see answer by wuwei96815(245)

Question 22147: 2.85a-7=12.85a-2
Click here to see answer by Alwayscheerful(414)

Question 22146: 2.8-3w=4.6-w
Click here to see answer by Alwayscheerful(414)

Question 22145: 9+11a=-5a+21
Click here to see answer by Alwayscheerful(414)

Question 22144: 1.9s+6=3.1-s
Click here to see answer by Alwayscheerful(414)

Question 22143: 2a+4.2=3a-1.6
Click here to see answer by Alwayscheerful(414)

Question 22122: Find g^-1(x) if g(x)= -4x/6x+1
Click here to see answer by longjonsilver(2297)

Question 22291: can you please explain how to solve this?
x/6 + 3x/7 = 25
Please and Thanks!!!
Click here to see answer by Earlsdon(6294)

Question 22325: Please help me solve this equation
Click here to see answer by Ultimatemagic(23)

Question 22349: My son needs your help in solving this problem.
Find the solution set for the system of equations
3X + 2Y = 3
-5X + Y = 8
Thanks

Click here to see answer by Earlsdon(6294)

Question 22338: A=1/2h(b+c)
Solve for c
Click here to see answer by longjonsilver(2297)

Question 22394: Show each step in multiplying/dividing the following rational expressions:

[(14x - 7)/(x^2 + 3x - 4)] � [(x^2 + 6x + 8)/(2x^2 + 5x - 3)] � [(x^2 + 2x)/(x^2 + 2x - 3)]
Click here to see answer by AnlytcPhil(1806)

Question 22439: How do you solve this equation 2m - 6 = 12 + 4?
Click here to see answer by Ultimatemagic(23)

Question 22436: 18+4v=42
Click here to see answer by Ultimatemagic(23)

Question 22442: 7-5w=22
Click here to see answer by Alwayscheerful(414)

Question 22458: what is the answer to x/6 - 3 =4
Click here to see answer by stanbon(75887)

Question 22340: 15x + 19x-10= 0
Click here to see answer by Alwayscheerful(414)

Question 22503: 12/(x-4) - 5/(x+4) = 1/(x+4)
Click here to see answer by ilana(307)

Question 22535: 3x-2x+4=5
Click here to see answer by stanbon(75887)

Question 22577: If y varies directly as x and y=8 when x=3 find y when x=5
Click here to see answer by stanbon(75887)

Question 22504: square root(3x-4) + 5 = 9
Click here to see answer by stanbon(75887)

Question 22552: My fifth grader is starting on basic algebra. Here is what the directions say to do:
Insert two pairs of parentheses to make this equation true.
12+9 divide 3-4+8x1=17
Could you please help me understand how to work this problem so I can better help my child! Thank you. Teresa
Click here to see answer by queenofit(120)

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