Answer:
See the image.
Step-by-step explanation:
N + (3n - 15) = 101 is the equation, the answer to the equation is 29
To effectively determine the correct answer, it would be helpful to write this into an algebraic expression. We let x as the number. We do as follows:
<span>Four times the square of a certain number increased by 6 times the number equals 108.
4x^2 + 6x = 108
The numbers can be either of the following since the equation generated was a quadratic equation which has two roots.
x = 4.5
x = -6 </span>
Answer:
4/25 or 0.16
Step-by-step explanation:
2/5 ^ 2 = 4/25
2/5 x 2/5 = 4/25 or 0.16