14 plants divided by 4 gallons equals 3.5 plants per every 1 gallon. 35 divided by 3.5 equals 10 gallons.
A solution to a equation is when the variable is substituted fully. That makes the equation true.
I will draw a place value chart on paper than write the numbers
The general equation for a circle with center (a,b) and squared radius k is

Here we have

and the constant is fixed by substituting in the point we know (x,y)=(3,-5)

Answer:
