zjackson84 zjackson84

21-09-2022
Mathematics

contestada

4x - 8 = -2x + 20
2x - 8 = 20
2x = 28

x = 14
is this right or wrong, what is the incorrect step?

Respuesta :

ninimikeladze23 ninimikeladze23

21-09-2022

4x-8=-2x + 20

4x+2x= 20 + 8

6x=28

x=28 : 6

x= 4,6

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