Question

- 9x + 10 = -(9x - 10)

Answer 1

Answer: 0 = 0

Step-by-step explanation: -9x + 10 = - (9x - 10)

Expand the right-hand side: -9x + 10 = -9x + 10

Bring the like terms together: -9x + 9x = 10 - 10

Answer: 0 = 0