Answer:
They are any number in front of a variable so like 4x 7y or 8z. 4, 7 and 8 are the coefficients. A number by itself is a constant. For example 3, 1 and 9 are constants.
its all about the angles just subtract the number you have from the total
Your answer is correct
answer is D. last one.
Take a pencil put it on the paper then make sure the ink is on the paper then write