Answer:
11
Step-by-step explanation:
PC=QC=RC
3x+7=51-x
3x+x=51-7
4 x=44
x=11
Answer:
Below.(2)
Step-by-step explanation:
5 is the ones place 2 in the tens place 7 is the hundreds that mean 2 is the thousandths place.
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Answer:
23.625
Step-by-step explanation: