How do I solve 3a=57

The tetrahedron superyacht

There are 5 books shelves. Each shelf holds 22 books. How many book are in the bookcase?

A club decides to sell T-Shirts for 15$ as a fund-raiser. It cost $20 plus $9 per T-Shirt to make them. How many T-Shirts need to be made to make a profit of at least $150?

Collin needs three wooden boards to repair his porch. Be The lengths he needs are 2.2 meters, 2.82 meters, and 4.25 meters. He purchases a board that is 10 meters long and cuts the three sections.

The opposite of - 4 is? 1. 4. 2. - 4. 3. - ( - (-4). 4. - |4|. The opposite of - 10 is? 1. - ( - (-10)). 2. - 10. 3. 10. 4. - |10|. What's the opposite of gain? 1. loss 2. deposit 3. increase 4. descend What's the opposite of withdraw? 1. loss 2.

I ran 13 miles in 2 1/4 hours. What was my average speed?

The tree house will be 8 feet off the ground. Peter will hang a rope, with knots tied for foot holds. Each knot uses an additional 2 inches of rope.

Using the information below, choose the correct answers. Amount: $125,000 Rate: 7.5 % Payments: 360 @ $874.02 Total Interest: $189,647.20 1. How much will be repaid for this loan? A. 189,646.53 B. 125,000.00 C. 314,647.20 2.

Find the LCM of this set of numbers. 135 and 225

Give an algebraic expression to the given verbal expression 1.) Twice the product of a and b 2.) The product of twice a and b