4(1 + 6q) +6q simplify the expression involving like terms and the distributive property

Problem melissa is her dad build a walkway in their backyard. the walkway will be 54 feet long and 1.5 feet wide. the local hardware store sells tiles which are 1.5 by 1.5 feet and come in boxes of 12. how many boxes of tiles do they need?

The jewelry store is having a sale. necklaces that were regularly priced at $23.50 are on sale for $18.80. what is the percentage of decrease in the price of necklaces?

There are 45 questions on your math exam. you answered 810 of them correctly. how many questions did you answer correctly?