Answer:
12.5 =x
Step-by-step explanation:
15 = 2x – 10
Add 10 to each side
15+10 = 2x – 10+10
25 = 2x
Divide by 2
25/2 = 2x/2
25/2
2x-10=15
+10 +10
2x=25
divide both sides by 2 to get 25/2
