Question

13) From the sum of 4 + 5x and 7 – 6x + 3x 2


, subtract the sum of 3x2

– 2x and -2x2

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Answer 1

Step-by-step explanation:

(4+5x)+(7-6x+3x^2) = 3x^2-x+11 -----------> (1)

(3x^2-2x)+(-2x^2) = x^2-2x -----------------> (2)

(1)-(2) -----> 3x^2-x+11-x^2+2x = 2x^2+x+11

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