Solve.

https://media.glynlyon.com/g_alg01_2012/10/339.gif

n = -10
n = -20
n = 30
n = -30

i worked it out and got b is that correct

Question

Solve.

https://media.glynlyon.com/g_alg01_2012/10/339.gif


n = -10
n = -20
n = 30
n = -30


i worked it out and got b is that correct

abb0t · Answer

Did you cross multiply?

abb0t · Answer

It's not choice $\color{Red}{B}$ by the way..

anonymous · Answer

no i just plugged it in .......ill try again brb might take a while

anonymous · Answer

Its -30.

abb0t · Answer

@Mathbreaker don't just provide answers without explaining. That's why students don't learn!

anonymous · Answer

please dont tell me the awser

anonymous · Answer

awnser

abb0t · Answer

To cross multiply, you simply have $\sf \color{Red}{10(n+10)=20(n+20)}$. Distribute, then solve for $n$

anonymous · Answer

k thanks

anonymous · Answer

Sorry i thought he already said we have to cross multiply so it'd be presumptuous.