Y - x = 12

x - 4y = 27

The Answer

Juan is learning about like terms in his math class. He must check all the combinations below that are like terms. Which ones should he check? 3x and x One-fourth and 0.5 -m and 8m -xy2 and 2xy2 y and y2 4xy and - 5x2y m and n -7 and 6

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Solve equation by elimination: 2x + y = - 1 6x + y = - 21