SOLUTION: 7sqrt7x+5sqrt7x The instruction says to "simplify". Can someone show me how to do this one? Thank you!

Question 110218: 7sqrt7x+5sqrt7x
The instruction says to "simplify". Can someone show me how to do this one?
Thank you!
Found 3 solutions by stanbon, jim_thompson5910, josmiceli:
Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
7sqrt7x+5sqrt7x
The instruction says to "simplify".
-----------
Your problem is like 7 cars + 5 cars
The sum is 12 cars
---------------
Your Problem:
7(sqrt7x) + 5(sqrt7x) = 12sqrt7x
================
Cheers,
Stan H.
Answer by jim_thompson5910(35256)   (Show Source): You can put this solution on YOUR website!
If we let we get

Now combine like terms

Now plug back in to get

So in other words,
Answer by josmiceli(19441)   (Show Source): You can put this solution on YOUR website!

If I'm reading the expression right, the common factor in the terms
is , so I'll factor it out

answer
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