The slope is m= 5/9 sorry if you weren’t looking for the slope
To find the percentage,here's what we can do:

The percentage would then be:
=63/420×100%
=3/20×100%
=0.15×100%
=15%
Therefore the answer is 15%.
Hope it helps!
I hope this helps you
(-2x^2). (-5x^2)+(-2x^2)(4x^3)
10x^4-8x^5
7= 16 + 3x
7-16 = 3x
-9 = 3x
x = (-9)/(3)
x = -3