Question

A) 4-5+2x=_15

B) 2x+3x-4+3-4x=8-3

Answer 1

A)
4-5+2X= (-15)
-1+2X= (-15)
2X= (-15) + 1
X= -14/2
X= -7

B)
2X+3X-4+3-4X=8-3
5X-1-4X=8-3
X-1=5
X= 5+1
X= 6

Espero ter ajudado, abraço!