Which equation has a constant of proportionality equal to 2?
2 answers:
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So basically you want to isolate only one of the variable on one side so
y=-9+x^2
add 9 to both sides
y+9=x^2
square root both sides
x=
y=-9+x^2
add 9 to both sides
y+9=x^2
square root both sides
x=