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evablogger [386]
3 years ago
13

Need help with this

Mathematics
1 answer:
Mkey [24]3 years ago
3 0
1. is D number 2 is A
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A system of equations is shown below: n = 3m + 5 n − 2m = 3 What is the solution, in the form (m, n), to the system of equations
marshall27 [118]
n=3m+5 \\
n-2m=3 \\ \\
\hbox{substitute 3m+5 for n in the second equation:} \\
3m+5-2m=3 \\
m+5=3 \\
m=3-5 \\
m=-2 \\ \\
n=3m+5 \\
n=3 \times (-2)+5 \\
n=-6+5 \\
n=-1 \\ \\
(m,n)=(-2,-1)

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