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podryga [215]
3 years ago
5

Solve using elimination. -7x – 5y = -4 7x + 9y = -4

Mathematics
1 answer:
Brut [27]3 years ago
5 0
-7x-5y=-47x+9y=-4

combine like terms to cross out the 7x
solve for y, to get -2
plug it back in to one of the equations and x is 2

y=-2
x=2
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2 years ago
The length of a rectangle is 5 inches more than it's width, x. The area of a rectangle can be represented by the equation.x^2+5x
Digiron [165]

Answer:

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Step-by-step explanation:

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8 0
3 years ago
PLEASE HELP! Explain your answer, THANK YOU!
Misha Larkins [42]

Answer:

-2/-3

Step-by-step explanation:

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= -20/-30

reduce

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