Question

-7w^2 + 2w if w = -4 Evaluate each expression given the variable replacement

Answer 1

Step-by-step explanation

Since we have the expression -7w^2 +2w

Plugging in w=-4 into the expression:

`-7(-4)^2+2\cdot(-4)`

Computing the powers:

`-7\cdot16-8`

Multiplying numbers:

`-120`

The solution is 120