322=x*(5-2x)

Simple and best practice solution for 322=x*(5-2x) 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 322=x*(5-2x) equation:


Simplifying
322 = x(5 + -2x)
322 = (5 * x + -2x * x)
322 = (5x + -2x2)

Solving
322 = 5x + -2x2

Solving for variable 'x'.

Reorder the terms:
322 + -5x + 2x2 = 5x + -5x + -2x2 + 2x2

Combine like terms: 5x + -5x = 0
322 + -5x + 2x2 = 0 + -2x2 + 2x2
322 + -5x + 2x2 = -2x2 + 2x2

Combine like terms: -2x2 + 2x2 = 0
322 + -5x + 2x2 = 0

Begin completing the square.  Divide all terms by
2 the coefficient of the squared term: 

Divide each side by '2'.
161 + -2.5x + x2 = 0

Move the constant term to the right:

Add '-161' to each side of the equation.
161 + -2.5x + -161 + x2 = 0 + -161

Reorder the terms:
161 + -161 + -2.5x + x2 = 0 + -161

Combine like terms: 161 + -161 = 0
0 + -2.5x + x2 = 0 + -161
-2.5x + x2 = 0 + -161

Combine like terms: 0 + -161 = -161
-2.5x + x2 = -161

The x term is -2.5x.  Take half its coefficient (-1.25).
Square it (1.5625) and add it to both sides.

Add '1.5625' to each side of the equation.
-2.5x + 1.5625 + x2 = -161 + 1.5625

Reorder the terms:
1.5625 + -2.5x + x2 = -161 + 1.5625

Combine like terms: -161 + 1.5625 = -159.4375
1.5625 + -2.5x + x2 = -159.4375

Factor a perfect square on the left side:
(x + -1.25)(x + -1.25) = -159.4375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| x+2=0.75x+5 | | 62+10=9x | | 6p^3+2p^2-8p= | | 7-2(3-8x)= | | 4x-14=3x | | (3x+1)(3x-2)=0 | | .90(2-3.33333y)=.18 | | 5x+20y=72 | | X*2+w=60 | | x-4y-7z=1 | | .09x+.3y= | | 11z=8z-12 | | 9z+5=77 | | (3+2x)*x=495 | | 10+2b=-14 | | 50=5b-10 | | .09x+.3y=21 | | .09x+.3y=.18 | | 9x=10x-5.5 | | (x*x)+12x=988 | | f(x)=2x^2+7x | | 9=4h^2 | | 3+7b=-39 | | -45w=9 | | 2x^6-12x^5-10x^4=0 | | -53=-4b-1 | | 96=-9k-3 | | 4+3r=-44 | | -6w=3 | | 7n-6=-132 | | 4(3x+5)=2 | | x^4+6x^2+36=0 |

Equations solver categories