06-09-2016
Mathematics

contestada

What is Z +9÷4 = 2 .1

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dasetka dasetka

06-09-2016

Z + 9 ÷ 4 = 2.1 Divide 9 by 4
Z + 2.25 = 2.1 Subtract 2.25 from both sides
Z = -0.4

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