3 years ago

Solve the system of x minus 2y equals negitive 2 and negitive x plus y equals 3

Mathematics

1 answer:

belka [17]3 years ago

7 0

Answer:

123

Step-by-step explanation:

I got it with the calculator

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Write in standard form (×+4)(×-5)=4 find the value of a,b,c

Alex17521 [72]

Answer:

$x^{2}$ - x - 24 = 0

a = 1

b = 1

c = -24

Step-by-step explanation:

(x + 4)(x - 5) = 4

x(x - 5) = $x^{2}$ - 5x

4(x - 5) = 4x - 20

$x^{2}$ - 5x + 4x - 20 = 4

$x^{2}$ - x - 20 = 4

$x^{2}$ - x - 20 - 4 = 0

$x^{2}$ - x - 24 = 0

a = 1

b = 1

c = -24

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nydimaria [60]

Answer:

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Step-by-step explanation:

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Dennis_Churaev [7]

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Step-by-step explanation:

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