Question

gente me ajudem pfvr, tem q montar a conta ​

Answer 1

J)

2x-1=1+x

2x-x=1+1

x=1+1

x=2

L)

x-3=0

x=0

M)

10-7x=-1

-7x=-1-10

-7x=-11

x=11/7

N)

16-5x=84

-5x=84-16

-5x=68

x= 68/-5

x=13,6

O)

2-3x=-2x+9

-3x+2x=9-2

-x=7

x=-7