Question

1. Determine o valor de x:
a) 16x – 1= 12x + 3
b) 6x - 3 = 2x + 9
c) 11x - 16 = 5x – 4​

Answer 1

Resposta:

a) 16x-1=12x+3

16x-12x=3+1

4x=4

x=4/4

x=1

b) 6x-3=2x+9

6x-2x=9+3

4x=12

x=12/4

x=3

c) 11x-16=5x-4

11x-5x=-4+16

6x=12

x=12/6

x=2