3 years ago

Ok I’m actually dumb lol help me please.

Mathematics

1 answer:

mezya [45]3 years ago

3 0

Answer:

x =20

Step-by-step explanation:

As a line is 180 degrees

So 7x + 40 would be 180, which would lead us with the equation:

7x+40=180

=7x =140 (minus both sides by 40)

=x =20 (divide both sides by 7)

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