Consider a circle. The length of the arc for the central angle of 45 degrees is 16cm, then the total circumference (perimeter) o
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y = 12x represents the gallons of paint used in x hours.
Step-by-step explanation:
CJ uses 3 gallons of paint in 15 minutes,
15 minutes = 3 gallons
1 minutes =
1 hour = 60 minutes
Gallons of paint used in 1 hour;
1 hour =
CJ uses 12 gallons of paint in 1 hour.
For x hours = 12*x = 12x
Gallons of paints used = y
y = 12x represents the gallons of paint used in x hours.
Keywords: linear equation, multiplication
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Answer:
and
Step-by-step explanation:
The first system is
and
We substitute x=-3 and y=-3
and
Both equations are not satisfied
The next system is
and
We substitute x=-3 and y=-3
and
Both equations are satisfied
The next system is
and
We substitute x=-3 and y=-3
and
Both equations are not satisfied
The next system is
and
We substitute x=-3 and y=-3
and
Both equations are not satisfied