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Mathematics 18 Online
OpenStudy (anonymous):

Evaluate if x = -4.3 and y = 13.2. -x - 2y (Points : 4) -22.1 -4.6 17.5 21.8

OpenStudy (anonymous):

-22.1

OpenStudy (anonymous):

would you be able to help me with more that I have? @thedoctor10th

OpenStudy (anonymous):

Sure

OpenStudy (anonymous):

Evaluate if x = 2.5 and y = -14.6. -x - |y| (Points : 4) -17.1 -12.1 12.1 17.1

OpenStudy (anonymous):

-17.1

OpenStudy (anonymous):

Provide the reason for Step 4 in the following proof. Prove: -(a +b) + a = -b Commutative Property of Addition Additive Inverse Property Definition of Subtraction Identity Property for Addition

OpenStudy (anonymous):

this is the last one @thedoctor10th

OpenStudy (anonymous):

Identity Property For Addition

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