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3 years ago

5

(X-2)^2 if necessary combine like terms

1 answer:

kakasveta [241]3 years ago

4 0

Answer:

$x^{2}$ - 4x + 4

Step-by-step explanation:

(x-2) × (x-2)

(x × x) + (x × -2) + (-2 × x) + (-2 × -2)

( $x^{2}$ ) + (-2x) + (-2x) + (4)

$x^{2}$ - 2x - 2x + 4

$x^{2}$ - 4x + 4

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Solve using any method. All work must be shown and handwritten.

Rashid [163]

Answer:

$x = - 3$

$y = 1$

Step-by-step explanation:

Write the system

$3x - y = - 10$

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Solve by Elimination.

multiply the second equation by -3.

$3x - y = - 10$

$-3x - 3y = 6$

Add the Equations.

$- 4y = - 4$

$y = 1$

Plug this back in one of the equations.

$x + 1 = - 2$

$x = - 3$

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