emilymariec4036
31.10.2019 •
Mathematics
Solve the system of equations
need quick
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Ответ:
y = 2
x= -1/3
Step-by-step explanation:
multiply first equation with -1 then add the result to the second equation
-3x -5y + 3x + 2y = -9 + 3
-3y = -6
y = 2 (use thus value in the first equation to find the value of x)
3x + 5×2 = 9
3x = -1
x = -1/3
Ответ:
i need help on this question too
Step-by-step explanation: