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(B) Simplify the following. 1. 2(x+y)-4(y-x) 2. (a+b) (a-b) +3 (2a +b) 3. 6(p-q-4)-4(5-p) 4. (m+ 1) (m-2)-4m 5. (4x +7) -5x (x-9)

Answer» (B) Simplify the following. 1. 2(x+y)-4(y-x) 2. (a+b) (a-b) +3 (2a +b) 3. 6(p-q-4)-4(5-p) 4. (m+ 1) (m-2)-4m 5. (4x +7) -5x (x-9)


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