x^2+0.21x=5352

Simple and best practice solution for x^2+0.21x=5352 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 x^2+0.21x=5352 equation:


Simplifying
x2 + 0.21x = 5352

Reorder the terms:
0.21x + x2 = 5352

Solving
0.21x + x2 = 5352

Solving for variable 'x'.

Reorder the terms:
-5352 + 0.21x + x2 = 5352 + -5352

Combine like terms: 5352 + -5352 = 0
-5352 + 0.21x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '5352' to each side of the equation.
-5352 + 0.21x + 5352 + x2 = 0 + 5352

Reorder the terms:
-5352 + 5352 + 0.21x + x2 = 0 + 5352

Combine like terms: -5352 + 5352 = 0
0 + 0.21x + x2 = 0 + 5352
0.21x + x2 = 0 + 5352

Combine like terms: 0 + 5352 = 5352
0.21x + x2 = 5352

The x term is 0.21x.  Take half its coefficient (0.105).
Square it (0.011025) and add it to both sides.

Add '0.011025' to each side of the equation.
0.21x + 0.011025 + x2 = 5352 + 0.011025

Reorder the terms:
0.011025 + 0.21x + x2 = 5352 + 0.011025

Combine like terms: 5352 + 0.011025 = 5352.011025
0.011025 + 0.21x + x2 = 5352.011025

Factor a perfect square on the left side:
(x + 0.105)(x + 0.105) = 5352.011025

Calculate the square root of the right side: 73.157439984

Break this problem into two subproblems by setting 
(x + 0.105) equal to 73.157439984 and -73.157439984.

Subproblem 1

x + 0.105 = 73.157439984 Simplifying x + 0.105 = 73.157439984 Reorder the terms: 0.105 + x = 73.157439984 Solving 0.105 + x = 73.157439984 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.105' to each side of the equation. 0.105 + -0.105 + x = 73.157439984 + -0.105 Combine like terms: 0.105 + -0.105 = 0.000 0.000 + x = 73.157439984 + -0.105 x = 73.157439984 + -0.105 Combine like terms: 73.157439984 + -0.105 = 73.052439984 x = 73.052439984 Simplifying x = 73.052439984

Subproblem 2

x + 0.105 = -73.157439984 Simplifying x + 0.105 = -73.157439984 Reorder the terms: 0.105 + x = -73.157439984 Solving 0.105 + x = -73.157439984 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.105' to each side of the equation. 0.105 + -0.105 + x = -73.157439984 + -0.105 Combine like terms: 0.105 + -0.105 = 0.000 0.000 + x = -73.157439984 + -0.105 x = -73.157439984 + -0.105 Combine like terms: -73.157439984 + -0.105 = -73.262439984 x = -73.262439984 Simplifying x = -73.262439984

Solution

The solution to the problem is based on the solutions from the subproblems. x = {73.052439984, -73.262439984}

See similar equations:

| 16x^2-8= | | 8x^2+15x-139=0 | | (3x-2)(3x+2)=4(x+1)(x-1) | | 2sin(1/2×x-1/3×pi)-1 | | 4(2x-1)-(x+2)= | | 8-t=7 | | .5x+2x=95 | | 18h-14=74 | | 2345=20 | | x-5.3=-302 | | x^2-42x-9= | | f(x)=lx+1l | | u=2*x*y-x | | 4x+2y=166 | | 4y+2z+0x=166 | | x^2-40x+150= | | 5x+7(x-10)=-94 | | x^2-38x+37= | | 6*.05+3= | | 3*(-.45)+.5=1.4+5*(-.45) | | 3*(-.45)+.5=1.4+5*(.45) | | n^2=3n-2 | | 3x+.5=1.4+5x | | 3r^3-12r=0 | | 8x+16=6zx | | x^2-20x+26.04= | | x^2-18x+23.24= | | 3x+4y+5z=34 | | 5[3x-1/5-2]=10 | | x=200+-10y+-20z | | 49-(6x+16)=5x | | 2(3x+4)=0 |

Equations solver categories