How do you solve this?

asked May 18, 2018 224k views

1 vote

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1 vote

A. 2a-9+5a+14=180
5a+5=180
5a=175
a=35

B. 119 degrees
C. 61 degrees

Harjatin answered May 21, 2018

5.7k points

7 votes

Easy, they both add up to 180 degrees.
2a-9+5a+14=180
7a+5=180
7a=175
a=25

IRaS answered May 22, 2018

by IRaS

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