Nothing just lay in bed all day on my phone-
Answer:
51
Step-by-step explanation:
See the other answer
Answer:
you never showed the number line sir
Step-by-step explanation:
When you write that equation, you get 3x^2+6=81.
Solving for x:
Subtract by 6 on both sides of the equation to get 3x^2=75.
Then, divide by 3 on both sides of the equation to get x^2=25.
Finally, do the square root on both sides of the equation to get x=5.
The number is 5.
