6x+2y=42 -6x+12y=42
solve with elimination

At a book fair, joe bought 24 books at 3 for $5 and had $2 left. how much money did he have at first?

Arectangular garden is 5 feet long and 3 feet wide. a second rectangular garden has dimensions that are double the dimensions of the first garden. what is the percent of change in perimeter from the first garden to the second garden?

Add. express your answer in simplest form. 12 9/10+2 2/3 = i need u guys to me find the answer to this question