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2 years ago

Please answer this 18-34+49×200÷2

Mathematics

1 answer:

Kazeer [188]2 years ago

7 0

4884

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X = –8 –6x + 9y = 12 solve for substitution

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Answer:

x= -8,y= -4

Step-by-step explanation:

Substitute x= -8

-6(-8)+9y=12

simplify

48+9y=12

isolate for y

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The solutions to the system of equations are:

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3 years ago

For what value of k is the trinomial x2 - 6x + k a perfect square?

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Step-by-step explanation:

$x^2-6x+k\\= x^2-6x + 9 + (-9)+k\\=(x-3)^2+k-9$

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3 years ago

Please answer this 18-34+49×200÷2​

Please answer this 18-34+49×200÷2