ariesdragon20
Solve the following system.
x  y = 10
x + y = 8
Answer
(9, 1)
(9, 1)
(1, 9)
(9, 1)



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bahrom7893
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Okay this is how u solve systems. First solve one equation for one variable.

bahrom7893
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So solve the first equation for x, or y, doesn't matter. Let's solve for x:
xy=10
Add y to both sides. What do u get?

ariesdragon20
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x = y + 10

bahrom7893
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Correct. Now plug that into the second equation:
x + y = 8, but now that u know x, plug that instead of x in here. What do u get?

ariesdragon20
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2y+10=8

bahrom7893
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correct. Subtract ten from both sides. What do u get?

ariesdragon20
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y = 1

bahrom7893
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awesome. Now plug that back into the equation you had before.

ariesdragon20
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x + 1 = 8
x = 9
danks schun!

bahrom7893
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Yup. Your points are given in the form (x; y). Find whichever's yours.

bahrom7893
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good job lol.

aminah.love18
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lol