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1 (4y+5) + ( 7y 1)2 ( x2+3x) (5x+2x2)3 (4k2+ 8k+2) (2k +3)

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1. (4y+5) + (-7y-1)
2. (-x2+3x) - (5x+2x2)
3.(4k2+ 8k+2) - (2k +3)
Solution
1. (4y+5) + (-7y-1)
solution
= 4y+5 -7y-1
= -3y + 4
2. (-x2+3x) - (5x+2x2)
= -x2+3x - 5x-2x2
= -3x^2 - 2x
3.(4k2+ 8k+2) - (2k +3)
= 4k2+ 8k+2 - 2k -3
= 4k^2 + 6k -1

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1. (4y+5) + (-7y-1) 2. (-x2+3x) - (5x+2x2) 3.(4k2+ 8k+2) - (2k +3) Solution 1. (4y+5) + (-7y-1) solution = 4y+5 -7y-1 = -3y + 4 2. (-x2+3x) - (5x+2x2) = -x2+3x - 5x-2x2 = -3x^2 - 2x 3.(4k2+ 8k+2) - (2k +3) = 4k2+ 8k+2 - 2k -3 = 4k^2 + 6k -1 Name: Description: ...
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