adaste314 adaste314

06-05-2018
Mathematics

contestada

Write down and simplify the following algebraic expressions. The sum of −3x+5 and 7−4x is subtracted from 5x+17.

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Plasma72 Plasma72

06-05-2018

Sum of the first two is:
-3x+5+7-4x = -7x+12
That subtracted from 5x+17:
5x+17-(-7x+12) = 12x+5

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