Answer:
a
Step-by-step explanation:
i hope it is b if its not im sorry
Answer:
a = g/c - r/c + d/c
Step-by-step explanation:
Isolate the variable by dividing each side by factors that don't contain the variable
Answer:
Ellipse
Step-by-step explanation:
(x ^ 2)/9 + (y ^ 2)/4 = 1
x^2/a^2+y^2/b^2=1
Assume that the other number is y.
we know that the addition of both number is -9
this means that:
x+y=-9
reorder this equation to seperate the y variable:
y=-9-x