Answer:
Step-by-step explanation:
-11.7
A negative and a a negative will be added together
The 2 negatives cancel out and make a positive:
Answer:B
y = square root(x/7)
switch x and y
x = 7y^2
solve for y
x/7 = y^2
square root(x/7) =y
y inverse is
y= square root(x/7)