(3x-2)(3x-2)=26

Simple and best practice solution for (3x-2)(3x-2)=26 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 (3x-2)(3x-2)=26 equation:


Simplifying
(3x + -2)(3x + -2) = 26

Reorder the terms:
(-2 + 3x)(3x + -2) = 26

Reorder the terms:
(-2 + 3x)(-2 + 3x) = 26

Multiply (-2 + 3x) * (-2 + 3x)
(-2(-2 + 3x) + 3x * (-2 + 3x)) = 26
((-2 * -2 + 3x * -2) + 3x * (-2 + 3x)) = 26
((4 + -6x) + 3x * (-2 + 3x)) = 26
(4 + -6x + (-2 * 3x + 3x * 3x)) = 26
(4 + -6x + (-6x + 9x2)) = 26

Combine like terms: -6x + -6x = -12x
(4 + -12x + 9x2) = 26

Solving
4 + -12x + 9x2 = 26

Solving for variable 'x'.

Reorder the terms:
4 + -26 + -12x + 9x2 = 26 + -26

Combine like terms: 4 + -26 = -22
-22 + -12x + 9x2 = 26 + -26

Combine like terms: 26 + -26 = 0
-22 + -12x + 9x2 = 0

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

Divide each side by '9'.
-2.444444444 + -1.333333333x + x2 = 0

Move the constant term to the right:

Add '2.444444444' to each side of the equation.
-2.444444444 + -1.333333333x + 2.444444444 + x2 = 0 + 2.444444444

Reorder the terms:
-2.444444444 + 2.444444444 + -1.333333333x + x2 = 0 + 2.444444444

Combine like terms: -2.444444444 + 2.444444444 = 0.000000000
0.000000000 + -1.333333333x + x2 = 0 + 2.444444444
-1.333333333x + x2 = 0 + 2.444444444

Combine like terms: 0 + 2.444444444 = 2.444444444
-1.333333333x + x2 = 2.444444444

The x term is -1.333333333x.  Take half its coefficient (-0.6666666665).
Square it (0.4444444442) and add it to both sides.

Add '0.4444444442' to each side of the equation.
-1.333333333x + 0.4444444442 + x2 = 2.444444444 + 0.4444444442

Reorder the terms:
0.4444444442 + -1.333333333x + x2 = 2.444444444 + 0.4444444442

Combine like terms: 2.444444444 + 0.4444444442 = 2.8888888882
0.4444444442 + -1.333333333x + x2 = 2.8888888882

Factor a perfect square on the left side:
(x + -0.6666666665)(x + -0.6666666665) = 2.8888888882

Calculate the square root of the right side: 1.699673171

Break this problem into two subproblems by setting 
(x + -0.6666666665) equal to 1.699673171 and -1.699673171.

Subproblem 1

x + -0.6666666665 = 1.699673171 Simplifying x + -0.6666666665 = 1.699673171 Reorder the terms: -0.6666666665 + x = 1.699673171 Solving -0.6666666665 + x = 1.699673171 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.6666666665' to each side of the equation. -0.6666666665 + 0.6666666665 + x = 1.699673171 + 0.6666666665 Combine like terms: -0.6666666665 + 0.6666666665 = 0.0000000000 0.0000000000 + x = 1.699673171 + 0.6666666665 x = 1.699673171 + 0.6666666665 Combine like terms: 1.699673171 + 0.6666666665 = 2.3663398375 x = 2.3663398375 Simplifying x = 2.3663398375

Subproblem 2

x + -0.6666666665 = -1.699673171 Simplifying x + -0.6666666665 = -1.699673171 Reorder the terms: -0.6666666665 + x = -1.699673171 Solving -0.6666666665 + x = -1.699673171 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.6666666665' to each side of the equation. -0.6666666665 + 0.6666666665 + x = -1.699673171 + 0.6666666665 Combine like terms: -0.6666666665 + 0.6666666665 = 0.0000000000 0.0000000000 + x = -1.699673171 + 0.6666666665 x = -1.699673171 + 0.6666666665 Combine like terms: -1.699673171 + 0.6666666665 = -1.0330065045 x = -1.0330065045 Simplifying x = -1.0330065045

Solution

The solution to the problem is based on the solutions from the subproblems. x = {2.3663398375, -1.0330065045}

See similar equations:

| b^4c^5/b^2c^3 | | 2y+2(2y)+3y+y=0 | | 4(x-2)=2(x+2)-2 | | 3-b/2b-6 | | 71=5-3x | | (-14g)-(-9g)-(-6g)-(-3g)=-20 | | S/a-q/a=1 | | -5m-m-(-10m)-(-7m)+(-16m)=10 | | W-8.1=4.24 | | 200x+300x+900y+100y=0 | | -58-17=15a | | 21+5x=3(x+2)-17 | | 7(n)-8=9xn | | .1x+.10x+.25x+.75=3.75 | | 2x+5-7x=12-3(4x+5) | | Y/5-7/6 | | y=6.5x+4 | | 4(f+3)=5(y-1)+3y | | 8-7(n)=9xn | | 7-3x=x-4(2+x+1) | | x^2-7=x+45 | | 2d-4d-10=12 | | .1x+.10+.25+.75=3.75 | | 0.22(x+9)=0.2x+6.6 | | x+2x+3y+y=0 | | m-2.6=4.9 | | 12i/4 | | 8b+4=4b+2 | | n+36=154 | | 1/8*6 | | 2(4z-5)=-58 | | 1/8x6 |

Equations solver categories