Answer:
8
Step-by-step explanation:
7x - 5x = 2x
-10 + 4 = -6
2x - 6 = 10
+6 on both sides of =
2x = 16
divide by 2 on both sides of =
x = 8
7x - 10 - 5x + 4 = 10
7x - 5x - 10 + 4 = 10
2x = 10 - 6
x = 4/2
x = 2
