y^3-2Y=21

Simple and best practice solution for y^3-2Y=21 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for y^3-2Y=21 equation: 


Simplifying
y3 + -2Y = 21

Reorder the terms:
-2Y + y3 = 21

Solving
-2Y + y3 = 21

Solving for variable 'Y'.

Move all terms containing Y to the left, all other terms to the right.

Add '-1y3' to each side of the equation.
-2Y + y3 + -1y3 = 21 + -1y3

Combine like terms: y3 + -1y3 = 0
-2Y + 0 = 21 + -1y3
-2Y = 21 + -1y3

Divide each side by '-2'.
Y = -10.5 + 0.5y3

Simplifying
Y = -10.5 + 0.5y3

See similar equations:

| -61-k=-68 | | 6=x(x^2+4x+6) | | 8(m*9)+10=6m+10 | | 16=k/3-11 | | x+4+3x=72 | | -2x-10=3x+5 | | -6.5-z=-3 | | -6.5-5-z=-3 | | 16000n+15000=19300n+950 | | ln(5x-4)=ln(16)-ln(x-4) | | 35+0.10x=25+0.25x | | .5f-2=0.333333333333333f | | 4x^2-15x=25 | | 5z-2=6z-6-2z | | 2(5-3v)+9v=98 | | 8x-7=x+5-2x | | y+8=2y-3 | | 10b-25-3b=-1 | | 3(4-x)+5x=8 | | 4(2x+5)-8=28 | | 3x-.8=3x+4 | | 3x-9=-x+15 | | -3h=10 | | 4x+6(2a-2)=2a+10 | | y=-1x+2 | | 8x+5-x= | | 9x-6(x+2)=12 | | 4e-5(3+2e)=75 | | 300x+50y=600 | | 3x+4x+19=180 | | 3x^2-14x+24=0 | | 75=4e-5e(3+2e) |

Equations solver categories