The second of two numbers is five more than twice the first. Their sum is 80.

Write 3.6 in word form

Simplify each expression by combining like terms. x^2 + x (x - y) + 10xy

Marathon Hours, Miles 0,0; 1,6; 2,11; 3,15; 4,21; 5,26.2. Cayla ran a marathon. The table shows which mile Cayla had finished at the end of each hour. Find Cayla's rate in miles per hours from hours 2 to hour 3 of the marathon.

If x = - 2 and y = 3, by how much does 2y^2 - x exceed 2x^2 - y? A) 5 B) 11 C) 15 D) 27 E) 31

Marnie practiced her basketball dribbling. After two tries she had bounced the ball 88 times. On the second try she had 2 fewer bounces than 8 times the number of bounces she had on the first try. How many bounces did she have on the second

Name a fraction equivalent to 2/3

The teacher has 15 gold prize ribbons, 22 blue ribbons, and 5e red ribbons. There are 12 boys and 18 girls in the class.

3 (6x^2-5x+7) - 2 (-4x^2+8-10)

A model ship is built to a scale of 1 centimeter: 5 meters

Simply: x^3 y^3 / x^3 y^2 (the arrows mean to the power of the number)