Answer:
x=20
Step-by-step explanation:
Let the number be x
(x-8)-12=0
x-8-12=0
x-20=0
Add 20 to both sides
x=20
Answer:
12 meters
Step-by-step explanation:
You have to use the inverse of the pythagorean theorem to do this so you do square root of (20x20-16x16) which is 12
Answer:
25x^2 = x + 3
Step-by-step explanation:
So, the square of 5 times the number is (5x)2 which equals 25 x2.
But that is equal to three more than the number, or x + 3.
in your format it would be x+3=25x^2.
Answer:
B edge 2020
Step-by-step explanation:
