Question

−3 x +2x−1 if x=−5 Please Solve! Thank You!

Answer 1

$\text{Solve by plugging in -5 to x:}\\\\-3(-5)+2(-5)-1\\\\15+2(-5)-1\\\\15-10-1\\\\5-1\\\\\boxed{4}$

Answer 2

Answer:

4

Step-by-step explanation:

Well, if x=-5 we just have to plug it into the equation:

-3(-5) + 2(-5) -1

Now, we simplify

15 -10 -1

Now, we add -15 and 10 together.

5 -1

So we simplify to get 4