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NeX [460]
3 years ago
9

How do I solve -3x+y=24 -2x=+18+5y

Mathematics
1 answer:
ExtremeBDS [4]3 years ago
3 0

Answer:

Let's solve by eliminating x. Since 18 is the lowest common multiple , let's multiply the first equation by 3 and the second by -2.

18x−21y=24

−18x+10y=−2

Add the two equations.

−11y=22

Divide by -11 to isolate y.

y=−2

Substitute y=−2 into either of the 2 equations, I'll just use the second one.

9x+10=1

9x=−9

x=−1

Step-by-step explanation: that is your anwser

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Step-by-step explanation:

If a store is having a 20% off sale

By buying an item you save 20% of the price

If Mai saves $13 on an item she is also saving 20%

$13 = 20% of the price

$65 = 100% of the original price

$65 is your answer!

5 0
3 years ago
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4 0
2 years ago
How would u find 4 1\5 divided by 2 1\3
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Remmber
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3 0
3 years ago
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