Questions on Word Problems: Evaluation, Substitution answered by real tutors!

Tutors Answer Your Questions about Evaluation Word Problems (FREE)

Question 699290: Find the slope of this line
Click here to see answer by rfer(16322)

Question 699930: A 60 foot building cast a shadow that is 12 feet long. How tall is a building that cast a 17 foot shadow?
Thanks in advance.
Click here to see answer by rfer(16322)

Question 701196: A circular garden has a diameter of 420 ft. What is its circumference?

Click here to see answer by Simnepi(216)

Question 703537: IF 3 times a number is added to 4 the result is 22. How much is 1 less than twice the number?
Click here to see answer by stanbon(75887)

Question 703535: A barrel contains 167 gallons of water and is being drained at a constant rate of 8 gallons per hour. Write an equation that models the number of gallons, g, after t hours
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Question 703676: In a recent year the total sales of restruant A were 250,000 more than restruant B the total sales were 625,000,000 what were the sales for each
Click here to see answer by lynnlo(4176)

Question 703761: The second of three numbers is 1 less than the first. The third number is 5 less than twice the second. If the third number exceeds the first number by 12, find the three numbers

Click here to see answer by lwsshak3(11628)

Question 703763: At Al's Rent-a Center, it costs $30. more per month to rent a leather couch than it does to rent a microfiber couch. Pauline rented a leather couch for 8 months and then exchanged it for the microfiber couch, which she rented for 12 months. She paid a total of $1620 to rent these couches. What is the monthly rental charge for each couch?
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I know how to do substitution, but my household has worked over and over in trying to come up with 2 equations that make sense.

Click here to see answer by KMST(5328)

Question 704244: what is x^(2)-10x-24=0
Click here to see answer by Alan3354(69443)

Question 704825: I have x $5 note and y$10 there are eight notes altogether and their total value is $55.how many of each note do I have?
Click here to see answer by Stitch(470)

Question 706134: Can you please show me the steps to my homework problem? Its y=x+8
-x+3y=10
k thanks.
Click here to see answer by nerdybill(7384)

Question 708804: A barrel contains 150 gallons of paint and the is being drained at a constant rate of 10 gallon per hour. write an equation that model the number of gallons,g,after t hours
Click here to see answer by Stitch(470)

Question 712401: One number is 4 times the other number.If 6 is added to the smaller number and 4 is added to the larger number, then later the number becomes twice the other number.Find the numbers
Click here to see answer by stanbon(75887)

Question 712513: how much money is 15% of $20 dollars
Click here to see answer by algebrahouse.com(1659)

Question 712831: At my pizza parlor, I am offering a "Super Giant" circular pizza with a surface area of 1256 square inches. It is intended for catering to office parties, etc. To package the pizza, I need to order square pizza boxes that are at least how many inches inside measure of each side? Let pi=3.14.
Click here to see answer by josgarithmetic(39617)

Question 715873: decide which is a greater number?
p% of 10 or p% of 20
Click here to see answer by stanbon(75887)

Question 716013: A wire is cut into two pieces, with one piece 14 feet shorter than the other. The wire was 66 feet before it was cut. How long is the shortest length of wire?
Click here to see answer by stanbon(75887)

Question 716236: Of the people in attendance at a recent baseball game
. 1/3 had grandstand tickets,
.1/4 had bleacher tickets, and
. the remaining 11,250 people in attendance had other tickets.
what was the total number of people in attendance at the game?
Click here to see answer by checkley79(3341)

Question 717260: find the slope of a line perpendicular to the line that passes through the following points. ((4,11) and (-2,1)
Click here to see answer by josmiceli(19441)

Question 717593: When graphing y < -6, should the region below the line y = -6 be shaded or should the region above the line y= -6 be shaded?
Click here to see answer by algebrahouse.com(1659)

Question 717587: Parallel to x-y=4 and passing through (-3,2)
Click here to see answer by MathLover1(20849)

Question 717701: If possible, sole each sytem of equations. Use any method. If there is not a unique solution to a system, state a reason. 2x-8y=5 -6x+24y=15
Click here to see answer by josgarithmetic(39617)

Question 717616: find the solution to each system by the substitution method. 3x-5y=7 x-4y= -7
Click here to see answer by rfer(16322)

Question 718743:
If 5 times the smaller of two numbers is subtracted from twice the larger, the result is 16. If the larger is increased by 3 times the smaller, the result is 63. Find the numbers.
Click here to see answer by checkley79(3341)

Question 720361: the equation p=2t+2w gives the perimeter p of a rectangle with length l an width w.
Click here to see answer by Alan3354(69443)

Question 720992: If a piece of wood is 5cm longer than a second piece and 3 divide by 4 of the second piece is equal to 3 divide 5 of the first.What is length of second piece
Click here to see answer by DrBeeee(684)

Question 722637: (16x2 -56x+40)�8 show by dividing
Click here to see answer by MathLover1(20849)

Question 723706: find all the roots and check answer. x 2nd + 5x-14=0
Click here to see answer by checkley79(3341)

Question 723755: You buy x keychains for $2 each and y snow globes for $3 each. You spend $22 for 9 items. How many keychains do you buy?
Click here to see answer by mananth(16946)

Question 723804: the ratio of two numberds is 3:4. If the difference is 12 find its smaller number

Click here to see answer by fcabanski(1391)

Question 724385: How do you solve..... I purchased 35 total pens. I purchased 4 times as many red ones than I did black ones. How do I write the equation that represents each color pen? r+b=35?
Click here to see answer by Alan3354(69443)

Question 725106: Pls evaluate the following;
(-5)^0
I believe it is 1 but I am trying to remember the written formula.
Click here to see answer by ankor@dixie-net.com(22740)

Question 725634: Is this easy to do????????????
Click here to see answer by stanbon(75887)

Question 726145: A catering company needs to provide 10 lbs of mixed nuts for a wedding reception. The couple has budgeted $42 for nuts. Peanuts cost $3.00/ lb and cashews cost $7.00/ lb. how many pounds each of peanuts and cashews should the catering company combine?
Click here to see answer by checkley79(3341)

Question 726692: A 36 foot section of a log is cut into three pieces. The second piece is twice the length of the first and the third piece is equal to the length of the first two pieces. How long (in feet) is the longest section?
Click here to see answer by tanjo3(60)

Question 726665:
1.Traveling 900km by rail costs Rs 280, What would be the fare for a journey of 360km when a person travel by the same class.
2. 3/4 of the salary of per month is Rs 600. What is the salary per month?
Click here to see answer by checkley79(3341)

Question 726735:
Twice my first number plus four times my second number is 100. what two numbers am i thinking of?
Click here to see answer by checkley79(3341)

Question 726847: five years ago i was 5 times older than my son, in 8 years time i will be 3 times older than my son. how old am i today?
Click here to see answer by josmiceli(19441)

Question 728450: Kerry asked the bank teller to cash a $390 check using $20 bills and $50 bills. If the teller gave her a total of 15 bills, how many of each type of bill did she receive?

Click here to see answer by richwmiller(17219)

Question 729231: Working together, it takes two computers minutes to send out a company�s email. If it takes the slower computer minutes to do the job on its own, how long will it take the faster computer to do the job on its own?
Click here to see answer by Alan3354(69443)

Question 730003: The width of a rectangle is one third of the length. If the perimeter is 96 cm, find the width.
Click here to see answer by lynnlo(4176)

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