2 years ago

100p for an answer please on a test

1 answer:

4 0

I wanna day, that both are correct because they substituted the same value into both expressions and the results are the same.
Both squares substitute in 6 and both equal -5.

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Which points are generated by the function y = -5x + 2? Check all that apply. (2, 8) (2, -8) (13, 3) (3, -13)

Zanzabum

(2,-8) (3,-13) because if you plug them all in there the only ones that come out right

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3 years ago

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IRINA_888 [86]

Answer:

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3 years ago

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Use Cramer's rule to find the solution to the following system of linear equations.

slavikrds [6]

Answer:

x = 53

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Step-by-step explanation:

Step(I):-

Given equations are

x -2y =-7 ...(I)

5x-9y =-5 ..(ii)

The matrix form AX = B

$\left[\begin{array}{ccc}1&-2\\ 5 & -9\\\end{array}\right] \left[\begin{array}{ccc}x\\y\\\end{array}\right] = \left[\begin{array}{ccc}-7\\-5\\\end{array}\right]$