The length of a triangle is 4 more than the width. the area of the triangle is 60 square yards. what is the length of the rectangle? let w=width and 4+w=length.

For each expression use a property to write an equivalent expression.

Element x decays radioactively with a half life of 8 minutes. if there are 450 grams of element x, how long, to the nearest tenth of a minute, would it take the element to decay to 37 grams?

17 in long 1.3 ft wide and 8in high what is the volume