How big is a kitchen sink 2 l or 20l

Type the correct answer in the box. consider the system of linear equations below. rewrite one of the two equations above in the form ax + by = c, where a, b, and c are constants, so that the sum of the new equation and the unchanged equation from the original system results in an equation in one variable.

Factor and solve to find roots x squared -x - 90 =0

Which equation can be used to measure the density of water in a spherical water tank? let w represent the number of water particles within the region.