Question

me ajudem plisss

1. Resolva as equações:
a) x -5= 10

b) x + 12 = 20

c) x + 10 = 5

d) 2x + 6 = 18

e) -2x = -14

f) 7x -1 = 6

Answer 1

Resposta:

:)))

Explicação passo-a-passo:

a) X-5=10

X=10+5

X=15

b)X+12=20

X=20-12

X=8

c)X+10=5

X=5-10

X=5

d)2X+6=18

2X=18-6

2X=12

X=12/2

X=6

e)-2X=-14

X=-14+2

X=-12

f)7X - 1=6

7x=6+1

7x=7

X=7/7

X=1