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The measures of the angles of a triangle are shown in the figure below. Solve for x.

The measures of the angles of a triangle are shown in the figure below. Solve for-example-1
User Sirelon
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1 Answer

17 votes
17 votes

Answer:

x=5

Explanation:

We know that the angels in a triangle are equal to 180.

(6x+20)+(7x-10)+105=180

We open the prentices and simplify.

13x+115=180

Now we can subtract 115 on both sides.

13x=65

At last, we can divide by 13 on both sides to get the result of x.

x=5

User Rtorres
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