1 answer:
Step-by-step explanation:
4x - 8 = 2x - 10
4x - 2x = -10 + 8
2x = -2
2x/2 = -2/2
x = -1
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That is the answer for the first one
Answer:
D
Step-by-step explanation:
If the original angle is x degrees then its supplement is 180 - x degrees.
we have the equation:-
180 - x = 3x + 20
160 = 4x
x = 40
The original angle is 40 degrees and its supplement is 140 degrees
Answer:
I have no clue on how to answer this bc I thiugh i knew how to answer
Answer:
3(4+5)= 3(4)+3(5)
Step-by-step explanation:
