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arianapowell56
30.01.2020 •
Mathematics
I’m stuck on this, what would be the answer?
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Ответ:
Ответ:
0.1(175-n)+0.05n=13.30
Step-by-step explanation: The question is asking you to make and simplify a system of equations.
The 2 equations are:
n+d=175
0.1d+0.05n=13.30.
d=175-n
Solve for n, then substitute into the second equation.
0.1(175-n)+0.05n=13.30
Hope this helps!