Algebra-1 Problems

10.4 Add/Subtract Expressions: Like Denominators


Problem #

Problem Statement

Problems Similar To

1.

Add and simplify.

\begin{equation}\frac{7x}{5}+\frac{3x}{5}\end{equation}

2.

Add and simplify.

\begin{equation}\frac{9x}{x-10}-(\frac{5x}{x-10})\end{equation}

3.

Add and simplify.

\begin{equation}\frac{x+8}{x+8}+\frac{x+9}{x+8}\end{equation}

4.

Add and simplify.

\begin{equation}\frac{10}{9x+2}+\frac{8}{9x+2}\end{equation}

5.

Add and simplify.

\begin{equation}\frac{x^{2}+10x}{x+3}+\frac{4x+9}{x+3}\end{equation}

6.

Add and simplify.

\begin{equation}\frac{2x+8}{4x^{2}}+\frac{4x+10}{4x^{2}}\end{equation}

7.

Add and simplify.

\begin{equation}\frac{2x}{2x^{3}}+\frac{5x}{2x^{3}}\end{equation}

8.

Add and simplify.

\begin{equation}\frac{x^{2}+x}{x^{2}-9}-(\frac{x^{2}+3}{x^{2}-9})\end{equation}

9.

Add and simplify.

\begin{equation}\frac{5x-8}{x^{2}+7x+10}-(\frac{2x-10}{x^{2}+7x+10})\end{equation}

10.

Add and simplify.

\begin{equation}\frac{x^{2}+4x}{x^{2}+6x+8}+\frac{8}{x+2}\end{equation}