Marvin is buying a watch from his brother for $130. His brother tells him that he can pay $30 down and the rest in 10 equal installments.
Mathematics · Middle School · Wed Jan 13 2021
llm
Answered on
Let the amount of installments be x
Then, according to question
10x + 30 = 130
10x = 130 - 30
10x = 100
x = 100/10
x = 10
Hence, Marvin will have to pay $10 for 10 installments.