10n
3x5 ÷ 7y4
y = 4x + 6
It is either 3*2 + a or 3*(2 + a)
125
The expression can be thus: 3x-3 whereas x is the unknown variable
If the variable x represents the number: 5x + 3ParenthesesExponentsMultiplyDivideAddSubtractAlways remember this
10n
3x5 ÷ 7y4
15 h
-10-18x
y = 4x + 6
It is either 3*2 + a or 3*(2 + a)
125
Assuming you call your number "n", the expression would be "14n". You can replace "n" with whatever variable you want to use.
Multiplicand times multiplier equals product. If the expression has a variable, the numerical factor of the variable is the coefficient.
7/ 3/