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#18 ONLY PLEASE HELP

#18 ONLY PLEASE HELP-example-1
User Ginnine
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1 Answer

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23 votes

Answer: x = 6

Step-by-step explanation:

We will use the exterior angle theorem to solve.

Given:

19x - 4 = 12x + 3 + 35

Subtract 12x from both sides and add 4 to both sides:

19x - 12x = 3 + 35 + 4

Combine like terms:

7x = 42

Divide both sides of the equation by 7:

x = 6

User Dmusial
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