Which expression represents the change from a $20 bill when you purchase an item that costs d dollars

Simplify the expression and find the missing terms. the simplest form of has in the numerator and in the denominator.

Write the fraction or mixed number and the decimal shown by the model

For each polynomial, determine the degree and write the polynomial in descending order. a. –4x^2 – 12 + 11x^4 b. 2x^5 + 14 – 3x^4 + 7x + 3x^3