Answer:
11
Step-by-step explanation:
2(l+w)
40= 2(9+x)
40= 18+2x
Subtract 18 from 40
22=2x
Divide 2x by itself and 22
11=x or x=11
D) because the first equation*3-the second equation*;
the left side=0, the right side = 36
Answer:
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Step-by-step explanation:
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Answer: P = 8/15
Explanation:
There are 30 contact in total
And there are 16 contacts are people he met at school
P = 16/30 = 8/15
The answer should be X = Z / 6piy
