alexanderbartl
alexanderbartl
27-09-2017
Mathematics
contestada
Please help with the 4 questions.
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MotherRhea
MotherRhea
27-09-2017
The best way to do this problem is to write the equations across from each other to equal each other. For example in question 1, 13x+9= 15x-1. From that you can get x=5.
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