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Is (6, –21) a solution to the equation y = –5x − –9?

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Answer

(6, -21) is a solution to the equation y = -5x - (-9)

Step-by-step explanation:

Given the equation

y = -5x - (-9)

We want to know if (6, -21) is a solution the above equation

let x = 6 and y = -21

substitute the value of x and y into the above equation

-21 = -5(6) - (-9)

-21 = -30 + 9

-21 = -21

Hence, (6, -21) is a solution to the equation y = -5x - (-9)

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