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-5x + 5y +5z = -15
x - 4y - 2z = 12
5x + 6y - 3z = -13
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Arianna is buying plants for her garden. she buys 15 flowering plants for $96. pink flowering plants sell for $8, and purple flowering plants sell for $5. how many pink flowering plants did arianna buy? i figured out the answer! the answer is 7. 8x +5y = 96 plug in 7 for x 8 (7) + 5y = 96 56 + 5y = 96 subtract 56 from both sides 5y/y = 40/5 y = 8 she bought 7 pink and 8 purple plants
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When only separate discreet points are graphed it is called?
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-5x + 5y +5z = -15
x - 4y - 2z = 12
5x + 6y - 3z = -13...
x - 4y - 2z = 12
5x + 6y - 3z = -13...
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