Combine like terms to simplify the expression. 2x+4y-7x+10y+8

What fraction is equal to 75% of 1/2

1 30/20 as a decimal

Robert went to visit his friend who lives 170 kilometers away. it took him 2.5 hours to drive to his friends house. at what speed did he drive

How many solutions are in 6x+15=6 (x-3)

Find the area of a square piece of cardboard for which the length of the side is 8"sq root sign"

A right triangle is shown below. 229x162 The triangle is dilated by a scale factor of 2.5 to create a new triangle. What is the perimeter of the new triangle? A 120 cm B 24 cm C 60 cm D 150 c

2^3 · 3 · 5 is the prime factorization of what number?

14 boys and 21 girls will be equally divided into groups what is the greatest number of groups that can be created with no one being left out

A step function h (x) is represented by y = - 2⌊x⌋. Which phrase best describes the range of the function h (x) ?

Russel throws a soda from the balcony of his house to his friend Jones in the pool. If the soda is released 20 feet from the ground, and is thrown with a downward velocity of 2 ft/s, how long till the soda hits the pool, ignoring air resitance?