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Earn +20 ptsQ: What is -3x plus -18 equals 2x plus 7?
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-3x plus 7 equals 2x-18?
-3x+7=2x-18 ---> 7+18=2x-3x ----> 25=5x ----> x=5
3x plus 2y equals 7 and 2x plus 4y equals 18?
(-1, 5)
3x - 8y equals -18 2x plus 5y equals 19?
(2, 3)
Y equals 5x plus 18 y equals 2x plus 9?
5x+18 = 2x+9 5x-2x = 9-18 3x = -9 x = -3 and y = 3
3x plus 56 equals 2x plus 4?
3x+56 = 2x+4 3x-2x = 4-56 x = -52
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