How can you tell if two points lie along the same grid line just by looking at the ordered pairs?

Simplify this expression.2(10) + 2(x – 4) a. 2x + 16 b. x + 12 c. 2x + 12 d. x + 16

What value of x is in the solution set of 4x - 12 s 16 + 8x? -10 -9 -8 -7

Find the equation of the ellipse with the following properties. the ellipse with foci at (0, 6) and (0, -6); y-intercepts (0, 8) and (0, -8).edit: the answer is x^2 over 28 + y^2 over 64 = 1