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Caitlin had $402 in her bank account. She withdrew $15 each week to pay for a swimming lesson. She now has $237.

AWrite an equation that can be used to find the number of swimming lessons that she paid for.
BHow many swimming lessons did she pay for?
CAt the time she has $237, the cost of a lesson rose to $19. How many lessons can she pay for with her remaining $237?

Verified Answer :

arianagrande16
AEquation:

($402 - $237) ÷ $15 = y

B) Solution:

$402 - $236 = $165

$165 ÷ $15 = 11

Answer: 11 Swimming Lessons

C) Equation:

$237 ÷ $19 = 13

Answer: 13 Swimming Lessons


nobillionaireNobley

a.) Let x be the number of swimming lessons she had, then
402 - 15x = 237

b.) 15x = 402 - 237 = 165
x = 165/15 = 11
She had 11 swimming lessons

c.) Let the number of lesson she had be y, then 19y = 237
y = 237/19 = 12 lessons
She can pay for 12 lessons with her remaining $237.

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