7. The lines 3y + 1 = 6x + 4 and 2y + 1 = x - 9 are
neither parallel nor perpendicular
parallel
perpendicular
the same line

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.

Atriangle has side lengths of x, x+11, and 3x+5. what is the perimeter? a. 3x^2 + 38x + 55 b. 4x + 16 c. 5x + 16 d. 3x^3 + 38x^2 + 55x