jasontbyrer
30.06.2019 •
Mathematics
What is the solution to the system of equations y=-3x- 2 and 5x+3y=15
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Ответ:
x=-5.25
y=13.75
Step-by-step explanation:
5x+3(-3x-2)=15
5x+-9x+-6=15
-4x+-6=15
-4x+-6+6=15+6
-4x=21
Ответ:
I think it's A for the first one and B in the second.
Step-by-step explanation:
I'm not sure.