julus1
julus1
18-08-2017
Mathematics
contestada
Which expression is equivalent to 7(p+2n)+n?
Respuesta :
apologiabiology
apologiabiology
18-08-2017
we actually need the choices but oh well, we can simpify and hopefuly it is one of the choices
remember the distributive property
a(b+c)=ab+ac
so
7(p+2n)+n
distribute first
7(p)+7(2n)+n
7p+14n+n
7p+15n is an equivilent expression
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