Solve:

2x + 4 - 3x = - 11

T = x2 + y. x = 10 and y=-5 Find the value of T.

A student has 6 black marbles and 2 red marbles in his pocket. He selects one marble at random, looks at it and puts it back. Then he will select another marble at random. What is the probability that the student selects black marbles both times?

I think of a number, n. ALex think of a number. that is 11 more than twice my number. If the sum of our numbers is 5, find Alex's numbers.

What temp is 9 degrees less than 2 degree celsius

A number is 42300 when multiplied by ten find the product of this number and 500

F (x) = 2x^2 + 5x + 20 Find f (-9)

Use the formula P=2l+2w to find the length l of a rectangular lot if the width w is 45 feet and the perimeter P is 240 feet

IN one town, the sales tax is 8%. write this percent as a fraction in simplest form. what is 8% as a fraction in simplest form

True or false, a treasury bill must be 13 weeks.

Jabari owns 100 shares of stock A and 45 Shares of stock B. For the past month, his stocks have been fluctuating inversely each week. stock a decreased by m cents per share and stock b increased by n cents per share.