Sam makes $400 per week plus $20 commission on each new sell phone plan he sells. Write an equation to determine how many new plans she sold to earn $680 last week

Question

Mathematics

Keyla Livingston

16 May, 06:28

Sam makes $400 per week plus $20 commission on each new sell phone plan he sells. Write an equation to determine how many new plans she sold to earn $680 last week

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Answers (1)

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Mariyah Ayala · Answer 1

She sold 14 new plans to earn $680 last week.

Step-by-step explanation:

$400 + 20 (x) = $680

Take 400 away from total cost. So, 680 - 400 = 280.

Now, divide 280 by 20, and x = 14.

The equation would be $400 + 20 (14) = $680