There are 14 blue marbles , 8 red marbles , and 12 green marbles in a jar . what is the ratio of the total number of marbles to the number of red marbles

Solutions for 2x+7 less than or equal to 3x-5

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?

You need to solve a system of equations. you decide to use the elimination method. which of these is not allowed? 3x - 2y = 7 3x + 4y = 17 equation 1 equation 2