marcus3310 marcus3310

14-05-2016
Mathematics

contestada

simplify and solve this equation 4 m + 9 + 5 + -12 equals 42

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SmarticalParticals SmarticalParticals

14-05-2016

4m + 9 + 5 - 12 = 42
4m + 2 = 42
4m = 40
m = 10

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Petroniusz Petroniusz

14-05-2016

4 m + 9 + 5 + (-12) = 42
4m + 14 -12 = 42
4m + 2 = 42
4m = 42 - 2
4m = 40 [:4
m = 10

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