0. Review of Algebra

In Exercises 111–120, use the order of operations to simplify each expression. 8−3[−2(2−5)−4(8−6)]

Multiply or divide as indicated. [(x^2-5x-24)/(x^2-x-12)]/[(x^2-10x+16)/(x^2+x-6)]

In Exercises 1–16, evaluate each algebraic expression for the given value or values of the variable(s). (2x+3y)/(x+1), for x=-2 and y=4

In Exercises 1–16, evaluate each algebraic expression for the given value or values of the variable(s). 5(x+2)/(2x-14), for x=10

Simplify each complex fraction. [ 1 + 1/(1-b) ] / [ 1 - 1/(1+b) ]

Add or subtract, as indicated. (x + y)/(2x - y) - 2x/(y - 2x)

Add or subtract, as indicated. 5/12x²y - 11/6xy

Simplify each complex fraction. [ 1/[(x+h)² + 9] - 1/(x²+9)] / h

Add or subtract, as indicated. 1/a + b/a²