Can someone please solve this?

Question

x+5=12
x7=35
3=5x(8-3)
12-4+2(3x3)

Answer 1

Here's the first one.

x+5=12
x + 5 - 5 = 12 - 5
x = 7

I'll be glad to check your answers for the other problems.

Please check the last problem to be sure you've typed it correctly.

Answer 2

Sorry Ms. Sue I typed it wrong.
x+5=12
X7=35
3+5x(8-3)
12-4+2x(3X3)