Solve the following system of equations.
– 7x-6v = 15
3x + 5y = -4

What is the greater volume 72 quarts or 23 gallons

Which of the following parabolas opens up?

How do you find p(a and b) if a and b are independent events for two or more actions, such as tossing a coin twice and finding p(heads and heads)? 2. how do you find p(a or b) if a and b are independent events for one action, such as spinning a four-color spinner once and finding p(red or blue)?