Find the value of the expression: 2xy+2x^2 for x=-2.5 and y=-7.5

Write an equation in slope-intercept form with the slope being - 3 and y-intercept 1

Write the following as an algebraic expression. Subtract 10y-7 from 5y+1

The Leukemia and Lymphoma Society sponsors a 5k race to raise money. It receives $55 per race entry and $10,000 in donations, but it must spend $15 per race entry to cover the cost of the race.

Mr. Doty practices the violin at least 12 hours per week. He practices for three fourths of an hour each session. If Mr. Doty has already practiced 3 hours in one week how many sessions remain to meet or exceed his weekly practice goal

How do you find the inverse of y=2x-3

Vector u has a magnitude of 5 units, and vector v has a magnitude of 4 units. Which of these values are possible for the magnitude of u + v? Select all correct answers. 1 unit 9 units 11 units 13 units

Is (0,-1) a solution of - 10 x + 4 y ≥ - 4? True or False

The graph of f passes through (-10, 4) and is perpendicular to the line whose equation is x = - 4.

Jacob has 16 toy cars. 3/8 of the cars are red and the rest are blue. how many cars are blue

Sarah's Shipping and Ryan's Mail Services both ship packages. Sarah's trucks will only carry loads of 18 packages. In contrast, Ryan's trucks will only carry loads of 11 packages.