Question

com explicação pfv!​

Answer 1

1.a. X+1=4+2x+3
X-2x=4+3-1
-X=6
X=-6

B. 2x-3=2+x-4
2x-x= 2-4+3
X= 1

C. -2x+4=1-x-5
-2x+x=1-5-4
-x= -8
X= 8