hamzehjou hamzehjou

06-04-2021
Mathematics

contestada

Can someone please help me

Can someone please help me class=

Respuesta :

franyaw31 franyaw31

07-04-2021

Answer:

x = 28

Step-by-step explanation:

Angles on a straight line = 180°

4x + 3 + 2x + 9 = 180

4x + 2x + 3 + 9 = 180

6x + 12 = 180

6x = 180 - 12

6x = 168

6x/6 = 168/6

x = 28

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