Question

Solve for b. -9/3 + b = -1

Answer 1

$-\frac{9}{3}$ + b = -1
Simplify $-\frac{9}{3}$, which is: -3
-3 + b = -1
take -3 to the other side
-3 (+3) + b = -1 + (3)
-3 and + 3 cancels out
b = 2

Check:
$-\frac{9}{3}$ + (2) = -1
-3 + 2 = -1
-1 = -1