Question

Simplifique e resolva as equações.

A)2x+5x=14
B)5x+5x=50
C)6x+6x=36
D)2x+2x-30=1008
E)7x+7x=28
F)8x-3x-4= -2x

Me ajudem por favor

Answer 1

Resposta:

Explicação passo-a-passo

a)2× +5×=14

7×=14

×=14/7

×=2

B) 5x +5x =50

10x = 50

X=50/10

X=5

C)6x+6x =36

12x =36

X=36/12

X=3

E)7x+7x=28

14x=28

X=28/14

X=2

F)8x-3x-4=-2x

8x-3x+2x=4

13×=4

X=4/13

X=0,30...