Question

What is the value of –2(–6 + 11) • (–4)?

Answer 1

-2(5)*(-4)
-10*-4
40

Answer 2

really?

Answer 3

!

Answer 4

What do you think it is ?

Answer 5

136

Answer 6

?

Answer 7

From the Mathematica computer program:
-2 (-6 + 11) (-4) = 40

Verify that the - signs are correct.
Had to reenter them by hand.

Answer 8

ok sure?

Answer 9

A copy and paste from this sheet to a Mathematica work sheet gave problem
subtraction sign encodings.

Refer to the attachment for the correct solution.