Question

Crystal bought b boxes of cookies to bring to a party. Each box contains 18 cookies. She decides to keep two boxes for herself. She brings 90 cookies to the party. Which equation can be used to find the number of b boxes Crystal bought?
Responses
A 2b − 18 = 902b − 18 = 90
B 18b − 2 = 9018b − 2 = 90
C 18b − 36 = 9018b − 36 = 90
D 36 − 18b = 90
Answer
x/5 + 3 =2
-5
25
5
-1/5
1/5
Answer
5y - 10 = -25
Responses
A y = 3y = 3
B y = 7y = 7
C y = -3y = -3
D y = -7y = -7
E y = -5
Answer
Dwight spent $250 to rent a jet ski for 6 hours. The rental company charges a base rate of $150 for the first two 2 hours, and then an hourly rate for each additional hour, h. The equation 4h + 150 = 250 models Dwight's cost of renting the jet ski. How much does each additional hour of rental cost?
Responses
A $20$20
B $25$25
C $30$30
D $45
Answer
When Clark was 7 years old he had 22 rare coins. Each year Clark added 15 coins to his collection. Assuming Clark does not sell or lose any coins, how old will Clark be when he has 577 coins?
Responses
A 3030
B 3131
C 3737
D 3838
E 44
Answer
Tom has saved $128, and his goal is to save $500. How much more must he save?

Which equation BEST represents this situation?
Responses
A x + 128 = 500x + 128 = 500
B x - 128 = 500x - 128 = 500
C x + 500 = 128x + 500 = 128
D x - 500 = 128
Answered by A Local Wanderer In Search
is b right?
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