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Not sure of the answer for this one

Not sure of the answer for this one-example-1
User Roo
by
8.8k points

1 Answer

5 votes

Answer: x=43

Explanation:

Looks like the 2 angles are a linear pair, 2 angles that make up a line. So if added they equal 180

Equation:

x + 7 + 3x + 1 = 180 >Combine like terms

4x +8 = 180 >Subtract 8 from both sides

4x = 172 >Divide both sides by 4

x = 43

User Avitex
by
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