Question

Currently there are less than 70 parking spaces for students at Tucker High School. The Dekalb County School Board plans to build another parking lot for student parking. The outline represents the proposed shape of the parking lot

Answer 1

Explanation:

x+x+x-5+x-5+x+x+2x+15+2x+15=70

Re-arrange

x+x+x+x+x+x+2x+2x-5-5+15+15=70

10x+20=70

10x=70-20

10x=50

x=5