Question

1- Resolva as equações abaixo: a) 4x + 25 = 15 b) X – 14 = 11 c) 3x – 9 = 9 d) X + 18 = 0 e) 6x – 12 = 6 f) X + 11 = 0 g) 5x + 10 = 0 h) 8x – 15 = 0 i) 7x – 14 = 0 j) X + 9 = 7

Answer 1

Resposta:

Explicação passo a passo:

A)4x=15-25

4x=10

X=10/4

X=2,5

B)x=11+14

X=25

C)3x=9+9

3x=18

X=18/3

X=6

D)x=0-18

X=-18

E)6x=6+12

6x=18

X=18/6

X=3

F)x=0-11

X=-11

G)5x=0-10

5x=-10

X=-10/5

X=-2

H)8x=0+15

8x=15

X=15/8

X=1,875

I)7x=0+14

7x=14

X=14/7

X=2

J)x=7-9

X=-2