Respuesta :

Answer: X= -1

Step-by-step explanation:

Subtract 10 from both sides.

then Divide both sides by -5.

Step by step Explanation:
First, you need to subtract 10 from each side leaving 5 on the left and -5x on the right. Then, you will need to divide each side by -5 inorder to receive -1=x as your answer.