Answer:
0.013
0.021
Step-by-step explanation:
I guess...

we know that 7*7=49 so thus


therefor n=2
it is written as
<span>3x+4=y+5, then y+5=3x+4
It is called: reflexive property
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<span>x = y and y = 10, then x = 10
It is called: equality substitution property
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