raphaelac raphaelac

09-01-2021
Mathematics

contestada

HELP PLS
Solve for x
x=[?]
3x + 2 6x - 20

HELP PLS Solve for x x 3x 2 6x 20 class=

Respuesta :

ChoiSungHyun ChoiSungHyun

09-01-2021

Step-by-step explanation:

Remember that the sum of angles on a straight line are supplementary. (180°)

Therefore 3x + 2 + 6x - 20 = 180.

=> 9x - 18 = 180

=> 9x = 198

=> x = 22.

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