Andy starts with $40 and is saving at a rate of $5 per week. Samantha starts with $136 and is spending at a rate of $3 per week per week.
A) When will Andy and Samantha have the same amount of money?
B)And how much money will that be?

Respuesta :

136 - 3x = 40 +5x
136 - 40 = 5x + 3x
96 = 8x
12 = x

40 + 4(12)
40 + 48
88

A.) 12 weeks
B.) $88