Simplify the expression by combining like terms. 15+12x-5x+4y-7

How many paperback books did Gillian buy? 11 Gillian purchased 25 books at the library book sale. Each hardcover book cost $1.50, and each paperback book cost $0.50. Gillian spent a total of $26.50.

6/20 in simplest form

What is the value of f? -1/8 f - 3/4-1/4 f = 11 A.-31 1/3 B.-23 1/2 C. 23 1/2 D. 31 1/3

These types of angles have a sum of 180 degrees

The product of 3, and a number increased by 8 , is - 48. 3x+8=-48

The length of rectangular hall is 3 meters more than double of its breadth. If it's perimeter is 66 meters, what is its length?

You wake up at 6:50 a. m. and spend 30 minutes getting dressed. you have a 20 minute walk to school. what time do you arrive at school?

How many solutions are there to - 46=3x+7x

At Michael's Craft Store, the paiat set that you want is aormally $26. It is currently on sale for 10% off. Also, you have a coupon for an additional 40% off, which can be used after all other discounts have been applied.

Justin, William, sherice, and Cynthia solved the following equation on their math test, 15/4x-2=7/2x+13/4