Q5. Add:a) 7m,-2m,-5mb) 2y-2,3y+4,-5y-8c) 3x-5,-2x, 4x,5-6x – InterviewSolution

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Q5. Add:a) 7m,-2m,-5mb) 2y-2,3y+4,-5y-8c) 3x-5,-2x, 4x,5-6x

Answer»

1) 7m + (-2m) + (-5m) = 7m - 7m = 0

2) (2y-2) + (3y+4) + (-5y-8) = (2+3-5)y + (-2+4-8) = - 6

3) (3x-5)+(-2x) + (-4x) +(5-6x) = (3-2-4-6)x + (-5 +5) = - 9x

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