3 years ago

Find m we learned this last week and I forgot, please help!

Mathematics

1 answer:

lina2011 [118]3 years ago

7 0

Answer:

x=8

Step-by-step explanation:

I think you mean find x, not m.

since angle DEG and angle GEF are a linear pair, they equal 180º.

18x-9 + 4x+13 = 180

22x + 4 = 180

subtract 4 from each side

22x = 176

divide each side by 22

x=8

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