Question

A student usually saves $20 a month. He would like to reach a goal of saving $350 in 12 months. The student writes the equation 350 = 12(x+20) to represent this situation. Solve the equation for x.

​Write your answer as a sentence that describes what the variable x represents.
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Enter your answers and your work or explanation in the box provided.

Answer 1

The student would need to save $9.17 more per month

Explanation:

350 = 12(x+20)

350 = 12x + 240

12x = 110

x = 110/12

x = $9.17