If susan buys 435 tiles altogether, how many tiles of each color does she buy?

Derricks dog sitting and darlene's dog sitting are competing for new business. the companies ran the ads shown.which dog sitting service is more economic to use if you need 5 hours of service? explain.

Use the elimination method to find the solution to the system of equations. 2x - 3y = -9 -x + 3y = 6

Phillip had some bricks. he stacked them in 6 equal piles. which expression shows the number of bricks phillip put in each pile? let the variable m stand for the unknown number of bricks. m + 6 m÷6    m−6    6m