y=-69/8 or -8.625
Step by Step:
Step 1: Simplification
-2/3y + -3/4 = 5
Step 2: Add 3/4 to both sides.
-2/3 + -3/4 + 3/4 = 5 + 3/4
Step 3: Simplify again
-2/3y = 23/4
Step 4: Multiply both sides by 3/-2
3/-2 * -2/3y = 3/-2 * 23/4
Step 5: Solve
y=-69/8 or -8.625