Shawna does her math homework every night. Last night, Shawna spent 45 minutes solving 15 math problems. Tonight, she needs to solve 10 math problems. If she does them at the same rate, how many minutes will Shawna spend solving tonight's math problems?

Write a corresponding real world problem to represent 2x - 125=400

Find the zeros of each function. f(x) = x^2 + 5x - 6

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]