For this case we must solve each of the equations proposed:
A)
Subtracting 9 from both sides of the equation we have:
Applying root to both sides of the equation:
B)
We divide between 7 on both sides of the equation:
We apply root to both sides of the equation:
C)
Subtracting 6 on both sides of the equation:
We apply root to both sides of the equation:
D)
We add 10 to both sides of the equation:
We multiply by 2 both sides of the equation:
We apply root to both sides of the equation:
Answer:
Here you go! hope this helps!
Answer:7 is what percent of 75? =5.25
Step-by-step explanation: