Question

Tim wants to buy a new sound system for $145. He has already saved $65. He gets $20 for each lawn that he mows. Write an equation to show how many lawns Tim must mow in order to have enough money for his new sound system.

Step 1: Define your variable:
Step 2: Place the total or what you are trying to get on the right side of the equals sign 145:
Step 3: Figure out what goes on the left side of the equals sign (the other numbers in the problem with the variable).
Step 4: Solve N =

SOMEONE HELP ME WITH MY HOMEWORK I WILL LOVE U FOREVER

Answer 1

4 lawns

Explanation:

$145=$65+N*$20

where N= no. of lawns he needs to now

$80=$20N

N=4