Question

A) 5×+3(×+4)=3 (2×-6)
B) 10×+6 (2×+8)=6(4×-12)

Answer 1

Explicação passo-a-passo:

A)

5x+3.(×+4)=3.(2×-6)

5x+3x+12=6x -18

8x +12= 6x-18

8x-6x=-18-12

2 x= -30

x=-30/2

x=-15

B)

10x+6.(2x+8)=6.(4x-12)

10x+12x+48=24x-72

22x +48=24x -72

22x-24x=-72-48

-2x= -120

x=-120/-2

x=60