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How do you solve this problem:

P-15=13-6p


Sagot :

[tex]p-15=13-6p[/tex]

[tex]-15-13=-6p-p[/tex]

[tex]-28=-7p[/tex]

[tex]\frac{-28}{-7}=\frac{-7p}{-7}[/tex]

[tex]4=p[/tex]



[tex]4-15=13-6(4)[/tex]

[tex]-11=-11[/tex]
   P-15=13-6p
+6p           +6p
-----------------
7p-15=13
     +15  +15
-----------------
7p=28
7      7
p = 4