justpark1234 justpark1234

17-07-2018
Mathematics

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Need help I don’t understand this problem

Need help I dont understand this problem class=

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konrad509 konrad509

17-07-2018

[tex] \dfrac{x+19}{50}=\dfrac{78}{130}\\
130(x+19)=3900\\
x+19=30\\
x=11 [/tex]

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