Algebra-1 Problems

3.1 Addition Property of Equality


Problem #

Problem Statement

Problems Similar To

1.

Solve for x

\begin{equation}x+8=13\end{equation}

2.

Solve for x

\begin{equation}-8=x-11\end{equation}

3.

Solve for x

\begin{equation}x+\frac{3}{7}=\frac{59}{7}\end{equation}

4.

A herd of elephants grew by 4 in number last year to a total of 8. How many elephants were there originally?

\begin{equation}x+4=8\end{equation}

5.

Jerry owed $\$5$, but made enough money by washing cars so that he had $\$10$ left after paying off his debt. How much did he make by washing cars?

\begin{equation}x-5=10\end{equation}

6.

Mrs. T was given a raise of $\$10$ an hour, which brought her hourly wage to $\$18$. Solve an equation to determine Mrs. T's hourly wage before her raise?

\begin{equation}x+10=18\end{equation}

7.

Monica finished her race in 14 seconds, which was 7 seconds less than her practice time. Write and solve an equation to find her practice time.

\begin{equation}x-7=14\end{equation}