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Find the value of the rational expression for the given value of the variable.−4n2+817n, n=5

Perform the indicated operation of addition on the two rational expressions and reduce your answer to lowest terms.6x−9×2+2x+1+7x+1

Find the least common multiple (LCM) of the polynomials y 2 − 3 y + 2 and y 2 − 9 y + 8 .

Perform the indicated operation of multiplication or division on the rational expressions and simplify.ba+7÷ab+2ba2+9a+14

Consider the following equation:x−7x+8=−12Solve the equation, if possible. If there is a solution, express your answer as either an integer or a simplified fraction.

Perform the indicated operation of addition on the two rational expressions and reduce your answer to lowest terms.93−x+6x−3

Reduce the following rational expression to its lowest terms.y2−4y+4y2−5y+6

Find the value of the rational expression for the given value of the variable.−3m2−88m, m=−4

Simplify the following complex fraction.1×2−16−1x+43x−4+2×2−16

Perform the indicated operation of multiplication or division on the rational expressions and simplify.m15÷3m20