Two angles are 67.5 degrees and the 3rd angle is 45 degrees.
Formula: 2x + 45 = 180
So basically you do this ....
Hope it helps
Answer:
the answer is c
Step-by-step explanation:
Answer:
yes
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Answer:
9a = 11a - 2a
9a = 9a
Step-by-step explanation:
9a = 11a - 2a
11 - 2 = 9
Similarly, 11a - 2a = 9a
Eleven minus two equals nine. Similarly, 11a minus 2a equals 9a. You can subtract them because they both have the same variable <u><em>a</em></u>.