91Ó°ÊÓ

In the following exercises, translate each English phrase into an algebraic expression.

the quotient of cand the sum of$d\mathrm{and}9$.

Evaluate:$4x^2-x-5$when$x=-2$

In the following exercises, translate each English phrase into an algebraic expression.

the quotient of the difference of $h\mathrm{and}k$, and$-5$.

Translate and simplify the sum of$9$and$-16$, increased by$4$

In the following exercises, add.

$\frac{4}{9}+\frac{1}{9}$

Translate and simplify the sum of $-8$and $-12$, increased by$7$

In the following exercises, add.

$\frac{2}{9}+\frac{5}{9}$

Translate and simplify

(a) the difference of $14$and $-23$

(b) Subtract$21$from$-17$

In the following exercises, add.

$\frac{y}{3}+\frac{2}{3}$

Translate and simplify

(a) the difference of $11$and $-19$

(b) Subtract $18$from $-11$