arustom95ox9lso arustom95ox9lso

25-02-2018
Mathematics

contestada

Can someone please help me out
I have 7 problems to do..
And these are so hard
Can I get a helping hand..?

Can someone please help me out I have 7 problems to do And these are so hard Can I get a helping hand class=

Respuesta :

MahdiNaseri MahdiNaseri

25-02-2018

First substitute the given numbers with variables
7r-15/s = 7(3)-15/5
Then solve
7(3)-15/5 = 21-3= 18

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