Question

a)3ax-8=ax b)nx-3=2n+2 c)ax-bx=a2-b2
me ajudem gente

Answer 1

a) 3ax - 8 = ax

3ax - ax = 8

2ax = 8

ax = 4
______
b) nx - 3 = 2n + 2

-3 - 2 = 2n - nx

nx = 2n + 5

x = (2n + 5)/n
_____
c) ax - bx = a2 - b2

x(a - b) = 2(a - b)

x = 2