Question

2- Resolva as questões de 1 grau:


A) × + 9 = 15

B) 2× - 1 = 19

C) × + 7 = -2

D) 4× + = 40

E) 3× + 1 = 16

F) 14 + × = 78

G) × - 2 = -8

H) 5× + 12 = 47

I) ×
_ - 2 = 8
3

J) 8× - 7 = 9​

Answer 1

Resposta:

espero ter ajudado

Explicação passo-a-passo:

a)x=15-9=x=6 b)2x=20 x=10 c)x=-9 d)x=10 e)3x=15 x=5 f)x=64 g)x=-6 h)5x=35 x=5 i)x/3=10 x=30 j)8x=16 x=2

Answer 2

Resposta:

a) x = 6

b) x = 10

c) x = -9

d) x = 10

e) x = 5

f) x = 64

g) x = -6

h) x = 7

i) x = 30

j) x = 2