Function for Y=15 x-40 when x=3
1 answer:
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Answer:
Step-by-step explanation:
The slope-intercept form is found by solving that equation for y.
If then
and
and
so
The answer you have chosen is the correct one! Good job!
Lets just use 
for an example. If the number is increased by 60% and the denominator is decreased by 20% we get the new fraction being: 
. Since then new one is equal to 1, and the original is equal to 
, we see that this manipulation of the fraction causes an increase of 100%.