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asked Oct 3, 2021 95.6k views

4 votes

Solve for x please help

Mathematics
middle-school

Pathmapper asked

by Pathmapper

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1 Answer

2 votes

Answer:

x = 9

Explanation:

By remote exterior angle theorem:

$(12x + 14)\degree = (1 + 5x) \degree+ 76 \degree \\ 12x + 14 = 1 + 5x + 76 \\ 12x - 5x = 77 - 14 \\ 7x = 63 \\x = (63)/(7) \\ \huge \red{ \boxed{ x = 9}}$

Vincas Stonys answered Oct 8, 2021

by Vincas Stonys

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