Answer:
B
Step-by-step explanation:
3 in the expression is part of -3x called the coefficient of the variable. See the definitions below to distinguish the difference between each term:
A.
variable - an unknown value represented with a letter
B.
coefficient - a number written with a variable denoting how many
C.
constant - a number without a variable denoting how much
D.
exponent - a number written on a base denoting how many times to multiply the base by itself
