Question

resolva as equações

A) 3 (×-1)-2 (×-3)=10


B) 3 (x-1) - (2x-4)=1


C) x-2 + 2 × = 5x
3 2

Answer 1

A) 3 (x-1)-2 (x-3)=10
3x-3-2x+6=10
X+3=10
X=10-3
X=7

B)3 (x-1)-(2x-4)=1
3x-3-2x+4=1
X+1=1
X=1-1 x=0

C) x-2+2x=5x+32 ( é assim mesmo???)
X-5x+2x=32+2
-2x=34
X=34/-2
X= -17