ladybutterz
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y=2x²+3x-31
y=21-2x
solve for x and y
y=21-2x
solve for x and y
Solve Simultaneous Equations y=2x²+3x-31 & y=21-2x
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Evgeny.Makarov
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Equate the right-hand sides.
ladybutterz
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yea but i really need help don't really understand need to see the calculation to understand it properlyEvgeny.Makarov said:Equate the right-hand sides.
MarkFL
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ladybutterz said:y=2x²+3x-31
y=21-2x
solve for x and y
I have moved this topic as it is a better fit here in the Pre-Algebra and Algebra sub-forum.
The suggestion given by Evgeny.Makarov is an excellent one, and you should be able to make at least some progress with it. If he does it for you, you will learn less than if you attempt it yourself. :D
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