Algebra-1 Problems

3.1 Addition Property of Equality


Problem #

Problem Statement

Problems Similar To

1.

Solve for x

\begin{equation}x+4=6\end{equation}

2.

Solve for x

\begin{equation}-4=x-12\end{equation}

3.

Solve for x

\begin{equation}x+\frac{4}{10}=\frac{44}{10}\end{equation}

4.

A herd of elephants grew by 8 in number last year to a total of 12. How many elephants were there originally?

\begin{equation}x+8=12\end{equation}

5.

Jerry owed $\$5$, but made enough money by washing cars so that he had $\$4$ left after paying off his debt. How much did he make by washing cars?

\begin{equation}x-5=4\end{equation}

6.

Mrs. T was given a raise of $\$8$ an hour, which brought her hourly wage to $\$10$. Solve an equation to determine Mrs. T's hourly wage before her raise?

\begin{equation}x+8=10\end{equation}

7.

Monica finished her race in 17 seconds, which was 8 seconds less than her practice time. Write and solve an equation to find her practice time.

\begin{equation}x-8=17\end{equation}