2x + 3x + 12 = 37
2x + 3x = 37 – 12
5x = 25
x = 5
8-(x+2)=4
8 – x – 2 = 4
– x = 4 + 2 – 8
-x = -2
x = 2
2x + 3x + 12 = 37
2x + 3x = 37 – 12
5x = 25
x = 5
8-(x+2)=4
8 – x – 2 = 4
– x = 4 + 2 – 8
-x = -2
x = 2