2 years ago

I’ve asked 3 times and no one knows pls helpahh

Mathematics

1 answer:

BigorU [14]2 years ago

7 0

<h3>Answer: x = 21</h3>

Explanation:

The two angles shown combine to 180 degrees because the angles form a straight line.

(3x+18)+(4x+15) = 180

7x+33 = 180

7x = 180-33

7x = 147

x = 147/7

x = 21

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