## Math Equations Resources

write an equation, and then use the equation in the solving process. An economist predicts that the buying power B(x) of a dollar x years from now will be given by the formula B(x)...

define variables, write an equation, and then use the equation in the solving process.   The length of a rectangular frame is 3 cm more than the width. The area...

define variables, write an equation, and then use the equation in the solving process.   A building has a ramp to its front doors to accommodate the handicapped. If the distance...

Steven owns a model airplane manufacturing business. Steven wants to maximize his revenue. He starts with the linear function x = -40p + 1600, where x is the predicted number of model airplanes...

Steven owns a model airplane manufacturing business. Steven wants to maximize his revenue. He starts with the linear function x = -40p + 1600, where x is the predicted number of model airplanes...

I get the part where its 0.9^t over 0.9^4, then it would be 0.9^t over 0.7, but then the answer in the book is 1.52(0.9)^t. I would like to know where the 1.52 came from.

A family has two cars During one particular week the first car consumed 20 gallons of gas and the second consumed 40 gallons of gas.The two cars drove combined total of 2200 miles and the sum of thier...