Giải phương trình :
-4x-8x>0

Prove that 3: 8 is equivalent to 12: 32.a. use diagrams to support your answer.

Which shows the correct substitution of the values a,b and c from the equation 1=-2x+3x^2+1

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.