12(3+y)=5(2y+8) What does y equal, and when you check it, what is the check answer?
12(3+y)=5(2y+8) simplifying, we have
36 +12y = 10y + 40 subtract 36 from each side and subtract 10y from both sides
2y = 4 divide by 2 on both sides
y = 2
When we check it, we have
12(3 + 2)= 5(2*2 + 8)
12(5) = 5(4 + 8)
60 = 5(12)
60 = 60 √