jruiz33106
22.11.2020 •
Mathematics
X – 2y = 1
2x + 3y = -12
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Ответ:
x= -3
y= -2
From the first one, if you add 2y to both sides you can plug that into the second one and solve for y. Then, plug y to the first one and solve for x.
Ответ:
X=1+2y
2(1+2y)+3y=-12
2+4y+3y=-12
2+7y=-12
7y=-12-2
7y=-14
y=-2
x-2*-2=1
x-(-4)=1
x+4=1
x=1-4
X=-3
Ответ:
In the picture, the angle made by the goniometer is classified as a(n)
obtuse
90 and 180
Step-by-step explanation:
On my moma my answer is correct 100%