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seraphim [82]
2 years ago
8

Solve each system by elimination x + 2y = 20 3x +2y = -12

Mathematics
1 answer:
neonofarm [45]2 years ago
3 0
The answer is (2,-9). Hope i can help.
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A T-shirt shop charges $15 for an adult shirt and $12 for a youth shirt. The total charge for a shirt order was $489. Which equa
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Answer:

15x 12y=489

Step-by-step explanation:

In the problem it says that x is the number of adult shirts which 15 and y is the number for a youth shirt. So it would be 15x 12y. Hope this helped! :D

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2 years ago
Use the distributive property to expand the following expression.
Levart [38]

Answer:

-12.8x - 20y + 8.4

Step-by-step explanation:

To do this you just multiply everything by negative 4

so we have 3.2x*-4 + 5y*-4 - 2.1*-4

This gives us

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3 0
3 years ago
Any math experts please factor this thank you have a blessed day
fredd [130]

Answer:

-(x-8)*(x+7)

Step-by-step explanation:

Use the commutative property

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factor out -(x-8)

-(x-8)*(x+7)

hope it helps!!

7 0
2 years ago
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Answer:

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Pani-rosa [81]
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