One thousand grams of seawater would consist of how many grams of dissolved substances? 965 65 635 35

The table represents a function. what is f(-2)? a.-3 b. -1 c.1 d.3

Point r divides in the ratio 1 : 3. if the x-coordinate of r is -1 and the x-coordinate of p is -3, what is the x-coordinate of q? a. b. 3 c. 5 d. 6 e. -9

Isabel graphed the following system of equations. 2x – y = 6 y = -3x + 4 she came up with the solution (2,-2). what were the 3 steps she did to get that solution? (make sure they are in the correct order)