SOLUTION: i need help understanding how to mainpulateing algerbraic expressions with some easy tip or maybe a trick. and i need help on substituting algebraic expressions i just want t

Question 305513: i need help understanding how to mainpulateing algerbraic expressions with some easy tip or maybe a trick.
and i need help on substituting algebraic expressions
i just want to understand them alittle,i no these are bad questions but i just need a nuff info to put on a memory aid and help me understand please help meee
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
You'd do better with some examples but here's a couple,
10 more than a number,
20 less than twice a number,
is means "=",
10 more than a number is 20 less than twice the same number
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