Please help, and plz don't be saying this is the right answer if u dont know for sure.
1 answer:
Answer:
135 degrees
Step-by-step explanation:
(8x-7)+(12x+57)=180
combine like terms
20x+50 = 180
subtract 50 on both sides
20x = 130
divide by 20
x = 130/20
x = 13/2
x = 6.5
cpq = 12x+57
cpq = 78 + 57
cpq = 135
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Step-by-step explanation:
Answer:
20/3
Step-by-step
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Answer:
The first one
Step-by-step explanation:
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