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First multiply 2 to both sides to isolate q. Since 2 is being divided by q, multiplication (the opposite of division) will cancel 2 out (in this case it will make 2 one) from the left side and bring it over to the right side.
× 2 < 2 × 2
q < 4
For the graph will you have a empty or colored in circle?
If the symbol is ≥ or ≤ then the circle will be colored in. This represents that the number the circle is on is included.
If the symbol is > or < then the circle will be empty. This represents that the number the circle is on is NOT included.
Which direction will the ray go?
If the variable is LESS then the number then the arrow will go to the left of the circle.
If the variable is MORE then the number then the arrow will go to the right of the circle.
In this case your inequality is:
q < 4
aka q is less then four
This means that the graph will have an empty circle and the arrow will go to the left of 4. (look at image below)
Hope this helped!
~Just a girl in love with Shawn Mendes
you are planting roses
you started at 12 noon
at 3pm, you have 80 roses left
at 6pm, you have 20 roses left
if you planted roses at a constant rate, how many roses did you start with?
so we can find the slope of this linear function as (20roses-80roses)/(6pm-3pm)=60roses/3hrs=-20roses/hr
your quantity goes down by 20 roses per hour (you plant 20 per hour)
r=-20t+?
find ?, the number of roses when t=0
at 3pm yo have 80 roses
80=-20(3)+?
80=-60+?
140=?
you had 140 roses intiailly
if you wanted an exponenntial
the town polpulationn grows at an exponential rate
the town was founded in 2000
in 2010, the town's population was 1000
in 2015, the town's populationw as 2000
find intial polpulation
exponential can be modeled by where y=population, t=time and b and a are constants (a=initial population)
we are given that after 10 years (2010), y=102400
after 15 years, (2015), y=3276800
so
and
divide the 2nd by the first equation, remembering our exponential properties like
take 5th root of both sides
subsitute back
the intial population is 100 people