Question

Evaluate the expression when = -8.

Answer 1

n=-8

Answer 2

What's preventing you from performing the substitution?

Answer 3

i need help on how to do this problem so i can understand it so when the test comes i get it

Answer 4

Okay, substitute the given value for the placeholder with the same name as the assignment.

n = -8

\(15 - \dfrac{6n}{4}\)

Find all the n's and substitute the given value, -8.

Answer 5

you just replace n with -8 so 6 x -8 is -48
SO
that will be 15 + 12 because it is really 15 -(-12)
THE 2 SUBTRACTION SIGNS TURNS INTO ADDITION
and you get
27 as your answer

Answer 6

that easy????

Answer 7

yup :D

Answer 8

just fan me if you need anymore help with anything :D