Hello, we need to see it as a difference of two squares as we know that for all a and b real numbers
So, here
Voila !
Thank you
Y=x+3
you need to add the x to the opposite side to get y by itself
Answer:
x=9
Step-by-step explanation:
√117²=x²+6²
117=x²+36
x²=117-36
x²=81
x=9