Question

Evaluate the expression when x=-8.7 and y=-2.2.6y-2x

Answer 1

We have to evaluate the expression, let's call it P:

P= 6y - 2x

For x=-8.7 and y=-2.2

Substitute into the expression:

P= 6(-2.2) - 2(-8.7)

Calculate:

P=-13.2+17.4=4.2

The expression has a value of 4.2