mandoguy mandoguy

06-11-2017
Mathematics

contestada

Solve each equation. Show all work necessary to justify your answer

7x - 9 = -4x + 90 [||] 1/4x + 12 = 1/2x + 10 [||] 3(x-6) = 6x - 90 [||]

Respuesta :

jmjb0817 jmjb0817

06-11-2017

THIS IS EASY. I don't have a calculator on me so bare with me.

1.) 7x - 9 = -4x + 90
7x +9. = -4x. + 9
7x. = -4x. 99
+4x = +4x. + 99
11× = 99
÷ 11. ÷ 11
X = 9

U can solve the rest. Are you serious?

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