Mathematics, 20.09.2020 02:01 YannahRussell
1. Which expression is equivalent to 7x^2−(9x+5)−4+(2x^2−3x)? 9x2−12x−9 5x2−6x+1 5x2−6x−9 9x2−12x+1 2. Multiple. 12x^4(−5/6x^3y^2) −10x^12y^2 10x^7y^2 −10x^7y^2 10x^7y^6 3. Multiply. (2x+1)(x−5) 2x^2−9x−5 2x^2+11x−5 3x−4 2x^2+9x+6 4. 4. Subtract. (5x^2−3x−2)−(−2x^2−x+10) 3x^2−4x−12 7x^2+2x+8 3x^2−2x+8 7x^2−2x−12 5.The side lengths of a rectangle are described as (2x−3) inches and (5x+7) inches. Which expression represents the area of the rectangle in square inches? 7x^2−29x−21 7x^2+x−21 10x^2−x−21 10x^2+29x−21
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1. Which expression is equivalent to 7x^2−(9x+5)−4+(2x^2−3x)? 9x2−12x−9 5x2−6x+1 5x2−6x−9 9x2−12x+1...
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