6x2 - 4x
(6/2)x2 - (4/2)x
= 3x2 - 2x
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say I had
9+7y+2+5y
the coefficient numbers are the ones with variable and like terms put together so the coefficient numbers=7y and 5ylike terms=9 and 2.
A coefficient is any number in front of a variable .
The coefficient
The coefficient in math basically means the number that is placed right next to a variable. An example can be in 3x+4. The numerical coefficient would be 3.
The term coefficient is often used to mean multiplier of a variable. So if we have 3x+3, then 3 is the coefficient of x.
It mean you need to go back to 2nd grade math