Question

PLEASE HELP 10 POINTS



r - I0 = -(10 - r)

Answer 1

Infinite Number of Solutions

Explanation:

`r-10=-(10-r)\\\\r-10=-10+r\\\\r-10+10=-10+10+r\\\\r=r\\\\r-r=r-r\\\\\boxed{0=0}`

The sides are even. There are an infinite number of solutions.