Which expression is equivalent to 4/5x + 1 1/5? A. 1/5 (4x + 1)
B. 2/5 (2x + 3)
C. 4/5 (x + 2)
D. 5/4 (x + 1)
I'd love it if you gave me an explanation for this.
I had to re-post this since the answer was just nothing like "I don't know, sorry".
No offense.

Using the quadratic formula find the zeros of the given polynomial -5x^2+3x-11

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

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.