Question

RESOLVER LAS ECUACIONES

A. -3 X + 4 = 5 X + 12

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

C. 3 ( X - 1/2 ) = 5 X + 1/4

Answer 1

A
-3x+4=5x+12
-5x-3x=12-4
-8x=8
x=8/-8
x=-1

B
2x+1/4=-3x+1/2
2x+3x=1/2-1/4
5x=1/4
x=1/4 /5
x=1/20

C
3(x-1/2)=5x+1/4
3x-3/2=5x+1/4
3x-5x=1/4+3/2
-2x=7/4
x=7/4 / -2
x=-7/8

saludos