Answer:
Kinda need more information on that xD
Y-b/m=x (you just move everything to the other side)
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
Thanks for the free points
Answer: 4.123 (rounded) or sqrt(17)
Step-by-step explanation: Take the square root of 17.