Which exponential equation is equivalent to this logarithmic equation? Logx 5 + logx 12 = 7

What is the pattern in the values as the exponents increase?

Ben wants to play a carnival game that costs $2. in his pocket he has 5 red tickets worth 35 cents each, and 15 blue tickets worth 10 cents each. which of the following systems of inequalities correctly represents the constraints on the variables in this problem? let represent the red tickets and b represent the blue tickets.

Which representation has a constant of variation of -2.5