Which expression is equivalent to - 13 + (-4) ?

Simplify completely quantity x squared plus 4 x minus 5 over quantity 5 x squared minus 8 x plus 3 times quantity 20 x minus 12 over x squared minus 6 x minus 55 how do I simplify this?

A botanist created a linear model to predict plant height from soil acidity (pH level) for a certain type of plant. The slope of the model was 2.

Convert 16 square kilometers to acres

Residents of Newburgh voted on whether to allow a developer to build a shopping center the number of votes in favor of the center was 4400 the number against it was 17,600 what percent of the voters were in favor of the building the shopping center.

A square with side lengths (a+2) meters has an area of 19 m². Find the length of each side of the nearest tenth of a meter

How many times greater is the product 4x300 than the product 4x30?

A hemispherical dome with radius=20 feet needs 11 coats of paint, which are 1/100 inch thick ... need to use linear approximation to get the volume of paint needed for the job.

Marcus has 731 books he puts about the same number of books on each of nine shelves in his bookcase about how many books are on each Shelf

What is the Greatest common factor of 8,27,35

What is the slope of the line passing through - 7,-2 and 4,1