Answer:
Option A- 1.8x – 10 = –4; x = 1.8 x minus 10 equals negative 4; x equals StartFraction 10 Over 2 EndFraction.
The answer is 25:1 or 25 to 1. They are the same thing thought.
Answer:
Set A
Step-by-step explanation:
By definition "a function may NOT have two y-values assigned to the same x-value, [but] it may have two x-values assigned to the same y-value."(https://mathbitsnotebook.com/Algebra1/Functions/FNFuncBasics.html)
Set A has follows this set of rules while Set B does not. Also if we graph it, Set B does not pass the vertical line test. (Learn about the vertical line test in the link below).
http://www.coolmath.com/algebra/15-functions/03-vertical-line-test-01
16-4=12
12x5=60
I'm putting together assumptions as this isn't really clear to me, I apologize.
