Question

g) 9x+1=4x-1

h) 4x+9+3x=15

i) 16x-1=12x+3​

Answer 1

Resposta:

g) 9x+1=4x-1

9x - 4x = - 1 - 1

5x = - 2

x = -2/5

h) 4x+9+3x=15

4x + 3x = 15 - 9

7x = 6

x = 6/7

i) 16x-1=12x+3​

16x - 12x = 3 + 1

4x = 4

x = 4/4

x = 1

Explicação passo a passo: