Variable - a letter that represents an unknown number
eg: X,A,N Variable is a letter
Expression - any single number or variable or combination of operation (-,+,x,/) involving numbers and variable eg: 5,n,8+,x+1,2y-7
Value - calculated amount
Numerical Coeffiecent - a number that multiplies the variable eg: 2t the 2 is the numerical coefficent and the `t` is the variable
Good job Jasmine. Now I understand Variables, Expressions, Value and Numerical Coeffiecent.
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