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22-05-2020
Mathematics

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A = 8x – 10°
B = 3x + 90°

Solve for x and then find the measure of B:

Respuesta :

stormiarmy stormiarmy

22-05-2020

8x-10=3x+90
8x-3x= 90+10
5x=100 divide by 5x on each side
X=20

B=3(20)+90= 150

Answers: X=20
Angel B is 150°

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