100% = 1600
120% = 1920
1920/120 = 1536/y
1920y = <span>184320 (cross multiply)
y = 96%
decrease of 24% from 1920</span>
Make it go higher the height of the roller caster will gain more potential energy than a short so go high
X=-6
you could either multiply 9 on both sides or distribute the 9 and isolate the variable
125 = 5 * 5 * 5 = 5^3
Its a perfect cube.
The answer if i understand correctly is 17x7x24=2,856 square inch
or thats what the calculator told me