maryamalrezzi maryamalrezzi

18-11-2020
Mathematics

contestada

7x+2y=-1 and 4x-3y=-13

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babytiger123 babytiger123

18-11-2020

Do you need that simplified?

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Solve each questions by taking square roots 1.k²=76 2.k²=16 3.x²=21 4.a²=40 5.x²+8=28 6.2n²=-144 7.-6m²=-414 8.7x²=-21 9.m²+7=88 10.-5x²=-500 11.-7n²=-448 12.-