Emanuel was charged $32 for a 14 2/9 km taxi ride. what was the cost per kilometer?

In factoring by grouping, what would you have for step 3 for the following? step 1: x^3 +5x^2 +4x+20 step 2: x^2 (x+5)+4(x+5) step 3: ?

For what value of x does 4x = (1/8) x + 5?

Explain why the factor 1.5 is broke. into two numbers in the model.