PSToM - Parents, Students, Teachers of Mathematics ( Algebra-1 ) - Equations

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}