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simple variable equations. it sounds hard but it isnt. its just adding and multiplying numbers to make an equation true.

you add in variables... the most common variable used is X

a variable can represent any number desired

an example of a variable equation is... x + 5 = 15

to solve it you minus 5 from both sides. this will give you only X on one side and only a number on the other side...

the answer is X = 10

put X back into your equation... (10) + 5 = 15

if this answer is correct then you did it correctly... and obviously 10 plus 5 is 15

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