Respuesta :

scotgmo2

Answer:

60.....

Step-by-step explanation:

10+60=70.....

Answer:

Subtract 10 from both sides.

  • ⇒ x = 70 - 10

Simplify 70−10 to 60.

  • ⇒ x = 60 ===> Answer

C Alternative

Verification

Let x=60.

60 + 10 = 70

Simplify 60+10 to 70.

70 = 70

Checked ✅