resolva as equação do 1° grau:a) 6×=2×+16b)2x-5=×+1c)2×+3=×+4d...

a) 6x-2x=16

4x=16

x=4

b) 2x-x=1+5

x=6

c) 2x-x=4-3

x=1

d) 5x-4x=10-7

x=3

e)4x-2x=10+2

2x=12

x=6

f)-7+2=8x-4x

-5=4x

x=-0,2

g)1+7=4x-2x

8=2x

x=4

h)9x+3x=15-9

12x=6

x=0,5

i)16x-12x=3+1

4x=4

x=1

j)-2-9=4x-3x

x=-11