isabelzaragoza isabelzaragoza

09-05-2016
Mathematics

contestada

solve for x. 30x-20=50

Respuesta :

09-05-2016

30x - 20 = 50
use inverse operations to isolate x

30x - 20 = 50
+ 20 +20

30x = 70
(30x = 70) /30

x= 7/3 (this is the simplified term)

Answer Link

Dontthankmebrainme Dontthankmebrainme

09-05-2016

30x + 20 = 50

20 + -20 + 30x = 50 + -20

0 + 30x = 50 + -20 30x = 50 + -20
50 + -20 = 30 30x = 30

x = 1

Answer Link

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