simplify the expression (7-(-1-1)+(-2-2) Tip: to raise -2 to the second power write (-2)(-2).

A. 68
B. 60
C. 40
D. 32

3 answers

first, the parens are not balanced.
second, I don't see any powers.
third, (-2) to the power -2 is not (-2)(-2). That is (-2)^2

Without some major cleanup, I see no way to get any of the choices.

its 68

tysm @Rhonda

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simplify the expression (7-(-1*-1)+(-2*-2) Tip: to raise -2 to the second power write (-2)(-2).

simplify the expression (7-(-1-1)+(-2-2) Tip: to raise -2 to the second power write (-2)(-2).