Question

Evaluate if x = -4.3 and y = 13.2.
-x - 2y

(Points : 4)
-22.1
-4.6
17.5
21.8

Answer 1

-22.1

Answer 2

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

Answer 3

Sure

Answer 4

Evaluate if x = 2.5 and y = -14.6.


-x - |y|

(Points : 4)
-17.1
-12.1
12.1
17.1

Answer 5

-17.1

Answer 6

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

Answer 7

this is the last one @thedoctor10th

Answer 8

Identity Property For Addition