Answer: a=8 and 8=a *the answer must have positive sign.*
Step-by-step explanation:
Add by 4 both sides of an equation.
8a-4+4=60+4
Simplify and add the numbers.
60+4=64
8a=64
divide by 8 both sides of an equation.
8a/8=64/8
64/8=8
a=8
Hope this helps!
Thanks!