Simplify the following expressio.

-11x^2+10x-9x^2+6

Y=-7x+3 y=-x-3 Find the solution to the system of equations

Tuition and fees T during year x at private colleges can be modeled by T = 755.7 (x-1985) + 6121. According to the model, what was the tuition and fees in 2014?

The question is: Write and solve an equation to determine the width 'w' of the flag. The length of an American flag is 1.9 times its width. I need to find the equation and the width of the flag

What is 234/351 in simplified

Convert 0.5 lbs to grams

Do you have a sample of read, draw and write problems for 4th grade math to review for a test?

What is a denominator and numerator

Lin makes a tile design with 16 tiles. Half of the tiles are red, and half of the tiles are blue. He takes away 4 red tiles. How many red tiles are in the design now

Find the value of c to complete the square: x^2-6/5x+c

A cylindrical water tank has a diameter of 20 feet and a height of 15 feet. How much water is needed to fill the tank?