Answer:
(-4,14)
(which you already choose)
Step-by-step explanation:
The answer is that y is equal to zero
Sum of all adjacent angles is 180°.
3x + 12 + x = 180
4x + 12 = 180
4x = 168
x = 42°
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Answer: x = 42°
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Answer:
4 + x =5
Step-by-step explanation:
By adding a variable you can set up an addition sentence
