The length of a rectangle is twice the width. the perimeter of the rectangle can be expressed as 3•13.7. what is the width?

15 - the square root of 105 and 5

La raíz cuadrada o aproximada de 2.550, de 2.601, de 2.725, de 2.815, 2.916 y de 2.929 U R G E N T E, 10 P U N T O S

What equation represents a population of 210 animals that decrease at an annual rate of 14%?

What is the standard form of y = (x-4) ^2-6

Which phrase represents the algebraic expression for r + 12? A. The difference of a number and twelve. B. The product of a number and twelve. C. The quotient of a number and twelve. D. The sum of a number and twelve.

Line L1 has the equation 3x-30y=6 Express the equation of L1 in the slope-intercept form

In Mrs. Smith's enrichment class, 25% of the students are boys. There are 7 boys in the class. How many total students are in Mrs. Smith's enrichment class?

If a octagon is 25 centimeters long then the perimeter of the octagon is how many meters

In parallelogram ARMY, angle A equals (3x+10) ° and angle Y equals (2x+15.5) ° what is X?

A box contains 2 white, 3 red, and 4 black marbles. you choose two marbles and each are chosen at random. find the probability that both marbles are black