Question

Which expression has one coefficient?
Answer

nine times z

two minus four w plus six x

fourteen

ten a plus five c minus one

Answer 1

coefficent = 1, 2,4,67.

now try it out.

Answer 2

Example:
14x, 15x, 20x^2

In these three examples, the co-efficents are ONLY 15, 15 and 20