Answer:
x=-1
Step-by-step explanation:
Solve the equation 5x-7= - 12
Step 1: Add 7 to both sides.
5x-7 = -12
+7 = +7
5x=-5
Step 2: Divide both sides by 5
x = -1
Check:
5(-1)-7 = -12
-5-7 =-12
Correct!