sucjazhurristia sucjazhurristia

11-10-2016
Mathematics

contestada

Solve for x: ( x 20)/2 =3x
a. x=10
b. x=4
c. x=-14
d. x=-17

Respuesta :

nobillionaireNobley nobillionaireNobley

13-10-2016

(x + 20)/2 = 3x
x + 20 = 2(3x) = 6x
6x - x = 20
5x = 20
x = 20/5 = 4
x = 4

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