Question

a) 7 (x-2) = 5(x+3)
b) ( 4x + 6) - 2x + (x 6) + 10 + 14

Answer 1

1º

7(x-2)=5(x+3)

7x-14=5x+15

7x-5x=15+14

2x=29

x=29/2

2º

( 4x + 6) - 2x + (x 6) + 10 + 14

4x+6x-2x+6+10+14

8x+30=0

8x=-30

x=-30/8

x=-15/4