Explanation
When terms with the same variable are in the same equation, they can be combined: y+3y+5y=−18 9y=−18
Tina bought a scarf for \(\$16.65\). She gave the clerk \(\$20\) . How much change should she get back?
Any \(3\frac{1}{2}\) gallon cans worth of gas would you need to pour into an empty 15 gallon tank to fill it exactly halfway?
If you pay for a \(\$98.32\) item with a \(\$100 \) bill, how much change will you get back?
A menswear store is having a sale. Buy one dress shirt at full price and get a second shirt for 20% off. If Sam buys two shirts, each with a regular price of \(\$50.97\), how much money will he pay for both shirts?