nwatase
24.09.2020 •
Mathematics
Solve the system of equations
−
4
x
+
2
y
=
−
30
−4x+2y=−30 and
−
2
x
+
2
y
=
−
10
−2x+2y=−10 by combining the equations.
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Ответ:
Step-by-step explanation:
-4x + 2y = -30
-2x + 2y = -10
-4x + 2y = -30
2x - 2y = 10
-2x = -20
x = 10
-2(10) + 2y = -10
-20 + 2y = -10
2y = 10
y = 5
(10, 5)
Ответ:
ok what do u need help with I don't see anything