Monday
March 10, 2014

Homework Help: Solving Two-Step Equations for Reiny or Steve~!

Posted by Gabby on Monday, September 23, 2013 at 9:58pm.

1) Which of the following is a solution to the equation y=3x-1?
(4,1)***
(2,5)
(4,3)
(0,-3)

2) Which equation represents the pattern in the table below?
(Sals and Carrie’s Ages)
Sal 3 5 8 13 15
Carrie 7 9 12 17 19

S=c+4***
S=4c
C=s+4
C+4s

3) Solve. 1/3x=12
X=4
X=15
X=36***
X=39

4) 3/2x-4=16
X=20
X=13 1/3
X= 15 1/3***
30

5) Use the given equation to find the solution to the following problem.
C=\$9.95
C=\$20.45***
C=\$144.45

6) Write an equation and solve to find the solution to the following problem.
You have \$27 to spend at the mall and a coupon for \$6 off at your favorite store. A t-shirt costs \$11. How many t-shirts can you buy using your coupon and money?
1 shirts
2 shirts
3 shirts***
4 shirts

Am I right???

• Solving Two-Step Equations for Reiny or Steve~! - Gabby, Monday, September 23, 2013 at 10:25pm

Guys?

• Solving Two-Step Equations for Reiny or Steve~! - Steve, Tuesday, September 24, 2013 at 4:09am

#1. Seriously? 1 = 3*4-1?
Try (2,5)

#2. Look again. c = s+4

#3. ok

#4 Nope. x = 40/3, not 46/3

#5. ok

#6. ok
11x-6=27

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