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Solve for x. Hint: set up an equation for your exterior angle, then use multi-step equation steps to solve for x. A. 2.2B. 4.3C. 17D. 20

Solve for x. Hint: set up an equation for your exterior angle, then use multi-step-example-1
User Pool Pro
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1 Answer

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26 votes

In this problem, we have that

5x+(2x+6)=8x-11 -----> by Exterior Angle Theorem

so

Solve for x

Combine like terms left side

7x+6=8x-11

Group terms

8x-7x=6+11

x=17

therefore

the answer is option C

User Dinesh Raja
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