Algebra-1 Problems

3.1 Addition Property of Equality


Problem #

Problem Statement

Problems Similar To

1.

Solve for x

\begin{equation}x+3=13\end{equation}

2.

Solve for x

\begin{equation}-10=x-16\end{equation}

3.

Solve for x

\begin{equation}x+\frac{4}{4}=\frac{16}{4}\end{equation}

4.

A herd of elephants grew by 4 in number last year to a total of 14. How many elephants were there originally?

\begin{equation}x+4=14\end{equation}

5.

Jerry owed $\$7$, but made enough money by washing cars so that he had $\$5$ left after paying off his debt. How much did he make by washing cars?

\begin{equation}x-7=5\end{equation}

6.

Mrs. T was given a raise of $\$10$ an hour, which brought her hourly wage to $\$17$. Solve an equation to determine Mrs. T's hourly wage before her raise?

\begin{equation}x+10=17\end{equation}

7.

Monica finished her race in 17 seconds, which was 9 seconds less than her practice time. Write and solve an equation to find her practice time.

\begin{equation}x-9=17\end{equation}