Juris played basketball for 6 hours out of those hours she made 24 shots, how much shots did she make each hour.
6h = 24
divide both by 6
h = 4
6(x + 7) =42
6(x+7) = 42
6x + 42 = 42
Divide both by 42
6x = 0
Divide both by 0. x = 0
7x = 42
7x = 42
7x/7 42/7
x=6
2x - 15 = 37
2x - 15 = 37
divide both by 15
= 52 2x 52
divide both by 2
x = 26
6x + 3 = 8
-3 -3
6x = 5
6x/6 5/6
x= 1.2
Correct
Sally works at the gas station; she makes $15 dollars and hour. she gets $45 of tips today her total income is $450 how many hours did she work.
Sally works 7 hours
5(x + 10) = 100
5(x + 10) = 100
5x + 50 = 100
- 50 -50
5x/5 = 50/5 x=10
5x=30
5x=30
5x/5 = 30/5
x=6
10x+15=45
10x+15=45
-15 -15
10x/10 = 30/10 x=3
5x+3=15
-3 -3
5x/5 12/5 x=2.4
correct
Sammy sells cupcakes at her school for $5 each. Last week, she made $120. How many cupcakes did she sell?
5c=120
5c/5 120/5
c=24
7(5x-3) = 49
35-21=49
+21 +21
35x = 70 35x/35 70/35
x=2
4x=24
4x=24
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4x+2=18
4x+2=18
-2 -2
4x=16
4x/4 16/4
x=4
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5(6x-7) = 48
30x-35=55
+35
30X= 70
divide both by 30
x= 2.33
Incorrect
5(6x-7) = 55
30x-35= 55
+35 +35
30x=90
30x/30 90/30
x=3
Sarah is buying 6 matching shirts for a school event. She sees a $15 off discounts for seniors graduating. The total for the 6 shirts are $255 before tax. What is the original price per shirt.
6s - 15 = 255
+15 +15
6s = 270
6s/6 = 270/6
s=45
5(3y - 9)= 111
15y - 45 = 75
+ 45 +45
15y/15 = 120/15
y=8
3x = 15
3x = 15
3x/3 15/3
x= 5
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4s - 2 = 10
4s - 2 = 10
+ 2 + 2
4s/4 = 12/4
s= 3
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x/7 + 13= 16
- 13 -13
x/7 = 3
x = 3
incorrect
x=21