1. Use substitution to solve the system of equations. Write answer as an ordered pair (x, y) with decimals.

y = 4.5x + 7.5
y = - 3.5x - 4.5

Which expression is the factored from of 2/3x + 4?asap

Use the multiplier method to incrases £258 by 43%

The first floor of marcus’ house is 1,440 square feet. he will cover 1,033 square feet with wood and the rest with tile. a box of tiles will cover 11 square feet. how many boxes of tile does marcus need to buy to cover the floor?