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Q: 3x plus 5y equals 21 -9x plus 4y equals -6?

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(2, -1)

x = 2, y = 3

2x + 3y = 17 3x + 4y = 24 (2x + 3x) + (3y + 4y) = (17 + 24) 5x + 7y = 41

4y = 3x+11 or as y = 3/4x+11/4

1

(-1, 5)

(1, 1)

(-1, 5)

x = 4 and y = 0

It is: 3x+4y which is an algebraic expression

It is:- 3x+4y = 8 4y = -3x+8 y = -0.75x+2 So the slope is -0.75 and the y intercept is 2

3x=4y-x 4x=4y x=y

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