How do i check my work i am currently studying functions notations
if f(x) = -3x - 2, find each value
f(3)
(-3(3) - 2)
-9 - 2
= -11 this is my answer, now how do i check my work?

51

step-by-step explanation:

73-22=51 the   mass number minus the amount of protons gives you the amount of neutrons

step-by-step explanation:

no, her answer is not correct.   we square the lengths of all sides and then determine whether the pythagorean theorem holds here:

9² + 15² = 306.   this is not equal to the square of the longest side ( that square being 395.   answer c is correct.

you first to choose the points and then move from then as the slope you have