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2-10.

Rewrite the expression with the number in place of the variable and simplify if possible.

11

8(2) − 3 + (1)

Try evaluating this one on your own. Think of the rules for multiplying positive and negative integers.

2(5)(−3) = 10(−3)

−30

2(3)2 − (8)

Try evaluating this one on your own. You have already been given a head start.