annstickney5565 annstickney5565

02-03-2022
Mathematics

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solve the system of equations -2x - y = 6 8x + 3y = -28

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mel3351 mel3351

02-03-2022

(x,y)=(−26,68). Explanation: I'll solve this by first eliminating the y terms in both equations: E1:8x+3y=−4⇒16x+6y=−18

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A board, 73 cm long is cut into three pieces such that the second piece is twice as long as the first and the third is 3 cm longer than the second. Find the le