liluv8262
12.03.2021 •
Mathematics
- 2x+2y = -4
3х + Зу = -18
х =
y =
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Ответ:
x= -2 y= -4
substitute the given values of x into the equation 3x+3y=-18
y substitute the given value of y into the equation x=2y
since all the equalities are true the ordered pair is the solution of the system
Ответ:
SF*.9=?
So, 54 centimeters would be an answer.