Question

ECUACIONES DE PRIMER GRADO

a) 3x-4 = -2x+6
b) 2x-5 = 4x-3
c) 3 = 9+x
d) 5 = 7-2x

ME URGE.:c

Answer 1

3x-4 = -2x+6
3x+2x=6+4
5X=10
X=2

2x-5 = 4x-3
2x-4x=-3+5
-2x=2
x= -1

3 = 9+x 
3-9=x
-6=x

 5 = 7-2x
2x=7-5
2x=2
x=1