A person has a rectangular board 14 inches by 18 inches around which she wants to put a uniform border of shells. If she has enough shells for a border whose area is 144 square
inches, determine the width of the border

Question 5 spring semester final exam math evaluate

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

Y= 4x + 3 y = - 1 4 x - 5 what is the best description for the lines represented by the equations?