Question

Y-8/5 = 3 solve for y
a. 23
b. 7
c. -7
d. -23

Answer 1

`\large\boxed{a.\ 23}`

Explanation:

`(y-8)/(5)=3\qquad\text{multiply both sides by 5}\\\\5\!\!\!\!\diagup^1\cdot(y-8)/(5\!\!\!\!\diagup_1)=5\cdot3\\\\y-8=15\qquad\text{add 8 to both sides}\\\\y-8+8=15+8\\\\y=23`