A school band raised $252 by holding a car wash. The band washed 42 cars in all. Which equation can be used to find n,
the average amount they earned per car?

Simplify 15(x - 4)(x -1)-3(x + 4)(x - 1) with steps

What’s the range cuz i can’t find it?

Arectangular garden measures 5m by 7m. both dimensions are to be extended by the same amount so that the area of the garden is doubled. by how much should the dimensions increase, to the nearest tenth of a metre?