What does it mean for a number to be the "solution" to an equation?

Give an example of a variable equation and its solution.
Explain in complete sentences how you know that number is the solution.

Question

What does it mean for a number to be the "solution" to an equation? 

Give an example of a variable equation and its solution.
Explain in complete sentences how you know that number is the solution.

ybarrap · Answer

Does this help? http://openstudy.com/study#/updates/4f96d262e4b000ae9ecc9f69 If not, let me know?

anonymous · Answer

i still don't fully understand this

mertsj · Answer

Is x = 10 a solution of this equation?
3x=12

anonymous · Answer

it wouldnt make sense, 30=12

mertsj · Answer

So now you have answered your own question.

anonymous · Answer

huh? how?

mertsj · Answer

Why did you say that 10 is not a solution?

anonymous · Answer

because it doesn't make sense, it doesn't fit. i know the 1st part of my question, just not the 2nd and 3rd

mertsj · Answer

Make up an equation.

anonymous · Answer

7x + 1
=29