Question

ME AJUDEEMM PFVVVVVVVVVVV

Answer 1

Explicação passo-a-passo:

12x-10=5x+11

12x-5x=11+10

(12-5x)x

7x=11+10

7x=21

x=21÷7

x=3

7x+5=68-2x

7x+2x+5=68

7x+2x=68-5

(7+2)x

9x=68-5

9x=63

x=63÷9

x=7

2(7x+2)+12(x+1)=2

14x+2×2

14x+4+12+12=2

26x+16=2

26x=2-16

26x=-14

x=-14÷26

x=-14\26

x=7/13

espero ter ajudado