4x=3(-3x+18)-2
distribute
4x = -9x +54-2
combine like terms
4x = -9x+52
add 9x to each side
13 x = 52
divide by 13
x =4
Answer:
i dont know lol
Step-by-step explanation:
120
It is the only constant in the equation, 120.
_____
The proportionality is to the inverse of the square of d.
I do not know, if you ca rewrite that would be helpful
