Answer:
C.
Step-by-step explanation:
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Answer:
<u><em>NONE</em></u>
Step-by-step explanation:
The answer is none. This is because angles in a triangle must add up to 180°, so if you have three angles that are 64° the total would be 192°. I hope this helps!
Answer: 20x+12
Step-by-step explanation:
Distribute the three: 3(7x+4) will be changed to 21x+12-x
Next group like terms, -x+21x=20x
The new equation will be 20x+12
Answer:
-450
-90
270
Step-by-step explanation: Just did it on edgen-uity