a classic counting problem problem with stastitics is to determine the number of different ways that the letters of mississippi can be arranged

John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11

What is x and y intercepts for y=x+7

Zahra wants the equation below to have an infinite number of solutions when the missing number is placed in the box.