Question

Equação raiz Contas :


a)4x +5=36

b)14+2y=30

c) x-5=7

d) -5-2z=z+7

e) 3m+4=2m-1

Answer 1

Resposta:

a) 4x+5=36

4x=36-5

4x=31

x=31/4

b)2y=30-14

2y= 16

y=16/2

y= 8

c)X=7+5

X=12

d)-2z-z=7+5

(-z= 12) (-1)

z= -12

e) 3m-2m=-4-1

m=-5