Answer: 30
Explanation:
angle 2 and angle 1 have to equal 180 degrees
angle 2 is (3x-8)
since angle 3 is (4x-22), then angle 1 is also
set up your equation
(4x-22)+(3x-8)=180
solve for x
7x-30=180
+30 +30
7x=210
divide by 7
x=30
:)
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