harpazo
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Section R.2
Algebra Essentials
Michael Sullivan
Textbook: College Algebra Edition 9
Evaluate each expression if x = -2 and y = 3.
44. (x + y)/(x - y)
Solution:
(-2 + 3)/(-2 - 3)
1/-5
Answer: -1/5
You say what?
46. (2x - 3)/y
Solution:
(2(-2) - 3)/3
(-4 - 3)/3
(-7)/3
-7/3
Good so far?
Algebra Essentials
Michael Sullivan
Textbook: College Algebra Edition 9
Evaluate each expression if x = -2 and y = 3.
44. (x + y)/(x - y)
Solution:
(-2 + 3)/(-2 - 3)
1/-5
Answer: -1/5
You say what?
46. (2x - 3)/y
Solution:
(2(-2) - 3)/3
(-4 - 3)/3
(-7)/3
-7/3
Good so far?