Answer:
Step-by-step explanation:
x + 4x = 5x
5x + 3 - 9y - 3z + 8m is an equation with 5 terms and one term, 3z, with a coefficient of -3.
See image
Terms are the pieces separated by + and - such as 4x or 6 or 8m.
And "coefficient" means the number beside a variable (letter) such as the 8 in 8m
