At a college, the cost of tuition increased by 10%. Let b represent the former cost of tuition. Use the expression b+0.10b for the new cost of tuition.

a. Write an equivalent expression by combining like terms.

b. If the cost increases by 10%, you can multiply the former cost by %.

equivalent expressionby combining like terms is 1.10b andcost increasesby 10%, you can multiply the former cost by 110%## How to determine the equivalent expression by combining like terms.

like termsin the above expressionExpressionof 10% raise = 1.10b## How to complete the blank

former costby %.statementis 110%expressionsat