Which expression is equivalent to 3xy+10xy-5x+2x-2yx?

a. 15xy+7x

b. 13xy-7x-2xy

c. - 8xy

d. - 3x+11xy

Why is 3.14 rational, but pi is not?

Which of the following shows the correct value of the square root of 175? . 14 < 175 <15 B. 17< 175 <18 C. 18 < 175 <19 D. 21 <175 <22

Water is flowing into a conical tank at a rate of 3&#61552; ft3/min. The height of the tank is 10 feet and its diameter is 6 feet. Find the rate at which the height of the water level is changing at the instant its height is 5 feet.

What is bigger 0.25 or 5/2

Solve the equation using square roots 3x^2-48=0

Estion 15 of 20 : Select the best answer for the question. 15. In order for a button to fit through its buttonhole, the hole needs to be the size of the button's diameter. What size buttonhole is needed for a button with a circumference of 9.

In chemistry a mole is a unit of measure equal to 6.02x10^23 atoms of a substance. the mass of a single neon atom is about 3.35 X 10^-23 g. what is the mass of 2 moles of neon atoms?

Pdcms sold a total of 110 tickets for the school play. an adult ticket is $7 and a student ticket is$4. the school collected a total of $569 how many adults and how many students attended the play

What is the value of x? 70 an 35

How to solve Y=-x-4 2x-3y=17