Hey!
------------------------------------------------
Solution:
90 - 5 + 10 = x + 2
~Simplify
95 = x + 2
~Subtract x to both sides
95 - x = x + 2 - x
~Simplify
95 - x = 2
~Subtract 95 to both sides
95 - x - 95 = 95 - 2
x = 93
------------------------------------------------
Answer:
x = 93
------------------------------------------------
Hope This Helped! Good Luck!