How many solutions does this system have?

-20x+12y=24

-5x+3y=6

What are the zeros of the quadratic function? f (x) = 4x2-100

Two stores carry a similar stereo for the same originial price if $438.99. one store offers a 15% discount and the second store sells the stereo for $428.65. which store gives the bigger percent discount?

Which inequality represents all the solutions of 4 (3x + 2) < 5 (3x - 2) ?

Amusement park costs $54 using the distributive property write an expression that can be used to find the cost in dollars of 8 family passes

Sylvia has completed 8 map exercises e. This is one fourth of the assignment. How many exercise were assigned?

In 1980, the United States' national debt exceeded $9 billion dollars. Express the exact dollar amount in scientific notation.

Each day a company use one half of a box of paper how many boxes would they have used after 8 days

Given 4c + 5 = 0 and c Is a real number what is the multiplicative inverse of 4c + 5?

How do I simplify 9/243

How far does Gerry live from school