CPM Homework Help : CCA Problem 3-9

Write an expression to represent the given situation. Be sure to define your variable.

Sam currently has $\$150$ in a savings account and is saving $\$10$ per week.

Hint:

Think of this situation as Sam having $\$150$ , plus $\$10$ times the number of weeks he has saved.

More Help:

Use a variable, such as $x$ , to represent the number of weeks he has been saving.

Answer:

Sam has $150+10x$ dollars. Be sure to define what $x$ is in your answer.