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Solve by substitution y = -21 – 4x 8x + 8y = -24
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Oct 27, 2021
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Solve by substitution
y = -21 – 4x
8x + 8y = -24
Mathematics
college
Alex Broadwin
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Alex Broadwin
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Answer:
x=-6
y=3
Step-by-step explanation:
y=-4x-21
8x+8y=-24
y=-4x-21
8x+8(-4x-21)=-24
y=-4x-21
-24x-168=-24
y=-4x-21
x=-6
y=-4(-6)-21
x=-6
y=3
x=-6
(-6,3) this is in point form in case you need it
Manindra Singh
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Nov 1, 2021
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Manindra Singh
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