Question

a)5(x-7) - 2 (3x - 1)=0
b) 2x- 15+3(x-1) -10x=20 - 3x +4 (x-1)
gente me ajudem com a conta

Answer 1

Resposta:
a) 5(x-7)-2(3x-1)=0
5x-35-6x+2
-x-35+2
-x-33
x=-33

b) 2x-15+3(x-1)-10x.20-3x+4(x-1
2x-15+3x-3-200x-3x+4x-4
2x-15-3-200x+4x-4
-194x-15-3-4
-194x-22