The key to this problem is remembering Principles of Arithmetic and order of operations.
Parenthesis are first. Resolve everything in the numerator before dividing by the denominator. Also, remember that subtracting a positive from a negative number is the same as subtracting in that (-) - (+) = (-) or moving left on the number line.
Answer is (B) -0.12
Attachments![Photo on 8-22-17 at 4.24 PM.png]( "Photo on 8-22-17 at 4.24 PM.png")
Photo on 8-22-17 at 4.24 PM.png [ 391.16 KiB | Viewed 45 times ]
Parenthesis are first. Resolve everything in the numerator before dividing by the denominator. Also, remember that subtracting a positive from a negative number is the same as subtracting in that (-) - (+) = (-) or moving left on the number line.
Answer is (B) -0.12
Attachments
Photo on 8-22-17 at 4.24 PM.png [ 391.16 KiB | Viewed 45 times ]
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