Question

me ajudem pf
a-)2x-5=14+x
b-)5x-6=x+4
c-)2x=4x-10​

Answer 1

Resposta:

a-)2x-5=14+x

2x - x = 14 + 5

x = 19

b-)5x-6=x+4

5x - x = 4 + 6

4x = 10

x = 10/4 = 5/2

c-)2x=4x-10

2x - 4x = -10

-2x = -10 (-1)

2x = 10

x = 10/2 = 5