Question

Y-9/5 = 3 solve for y
a. 24
b. 6
c. -6
d. -24

Answer 1

`\large\boxed{a.\ y=24}`

Explanation:

`(y-9)/(5)=3\qquad\text{multiply both sides by 5}\\\\5\!\!\!\!\diagup^1\cdot(y-9)/(5\!\!\!\!\diagup_1)=5\cdot3\\\\y-9=15\qquad\text{add 9 to both sides}\\\\y-9+9=15+9\\\\y=24`