(7x+4)2x+7x+4+(7x+4)-4=180

Simple and best practice solution for (7x+4)2x+7x+4+(7x+4)-4=180 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 (7x+4)2x+7x+4+(7x+4)-4=180 equation:


Simplifying
(7x + 4) * 2x + 7x + 4 + (7x + 4) + -4 = 180

Reorder the terms:
(4 + 7x) * 2x + 7x + 4 + (7x + 4) + -4 = 180

Reorder the terms for easier multiplication:
2x(4 + 7x) + 7x + 4 + (7x + 4) + -4 = 180
(4 * 2x + 7x * 2x) + 7x + 4 + (7x + 4) + -4 = 180
(8x + 14x2) + 7x + 4 + (7x + 4) + -4 = 180

Reorder the terms:
8x + 14x2 + 7x + 4 + (4 + 7x) + -4 = 180

Remove parenthesis around (4 + 7x)
8x + 14x2 + 7x + 4 + 4 + 7x + -4 = 180

Reorder the terms:
4 + 4 + -4 + 8x + 7x + 7x + 14x2 = 180

Combine like terms: 4 + 4 = 8
8 + -4 + 8x + 7x + 7x + 14x2 = 180

Combine like terms: 8 + -4 = 4
4 + 8x + 7x + 7x + 14x2 = 180

Combine like terms: 8x + 7x = 15x
4 + 15x + 7x + 14x2 = 180

Combine like terms: 15x + 7x = 22x
4 + 22x + 14x2 = 180

Solving
4 + 22x + 14x2 = 180

Solving for variable 'x'.

Reorder the terms:
4 + -180 + 22x + 14x2 = 180 + -180

Combine like terms: 4 + -180 = -176
-176 + 22x + 14x2 = 180 + -180

Combine like terms: 180 + -180 = 0
-176 + 22x + 14x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-88 + 11x + 7x2) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-88 + 11x + 7x2)' equal to zero and attempt to solve: Simplifying -88 + 11x + 7x2 = 0 Solving -88 + 11x + 7x2 = 0 Begin completing the square. Divide all terms by 7 the coefficient of the squared term: Divide each side by '7'. -12.57142857 + 1.571428571x + x2 = 0 Move the constant term to the right: Add '12.57142857' to each side of the equation. -12.57142857 + 1.571428571x + 12.57142857 + x2 = 0 + 12.57142857 Reorder the terms: -12.57142857 + 12.57142857 + 1.571428571x + x2 = 0 + 12.57142857 Combine like terms: -12.57142857 + 12.57142857 = 0.00000000 0.00000000 + 1.571428571x + x2 = 0 + 12.57142857 1.571428571x + x2 = 0 + 12.57142857 Combine like terms: 0 + 12.57142857 = 12.57142857 1.571428571x + x2 = 12.57142857 The x term is 1.571428571x. Take half its coefficient (0.7857142855). Square it (0.6173469384) and add it to both sides. Add '0.6173469384' to each side of the equation. 1.571428571x + 0.6173469384 + x2 = 12.57142857 + 0.6173469384 Reorder the terms: 0.6173469384 + 1.571428571x + x2 = 12.57142857 + 0.6173469384 Combine like terms: 12.57142857 + 0.6173469384 = 13.1887755084 0.6173469384 + 1.571428571x + x2 = 13.1887755084 Factor a perfect square on the left side: (x + 0.7857142855)(x + 0.7857142855) = 13.1887755084 Calculate the square root of the right side: 3.631635377 Break this problem into two subproblems by setting (x + 0.7857142855) equal to 3.631635377 and -3.631635377.

Subproblem 1

x + 0.7857142855 = 3.631635377 Simplifying x + 0.7857142855 = 3.631635377 Reorder the terms: 0.7857142855 + x = 3.631635377 Solving 0.7857142855 + x = 3.631635377 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.7857142855' to each side of the equation. 0.7857142855 + -0.7857142855 + x = 3.631635377 + -0.7857142855 Combine like terms: 0.7857142855 + -0.7857142855 = 0.0000000000 0.0000000000 + x = 3.631635377 + -0.7857142855 x = 3.631635377 + -0.7857142855 Combine like terms: 3.631635377 + -0.7857142855 = 2.8459210915 x = 2.8459210915 Simplifying x = 2.8459210915

Subproblem 2

x + 0.7857142855 = -3.631635377 Simplifying x + 0.7857142855 = -3.631635377 Reorder the terms: 0.7857142855 + x = -3.631635377 Solving 0.7857142855 + x = -3.631635377 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.7857142855' to each side of the equation. 0.7857142855 + -0.7857142855 + x = -3.631635377 + -0.7857142855 Combine like terms: 0.7857142855 + -0.7857142855 = 0.0000000000 0.0000000000 + x = -3.631635377 + -0.7857142855 x = -3.631635377 + -0.7857142855 Combine like terms: -3.631635377 + -0.7857142855 = -4.4173496625 x = -4.4173496625 Simplifying x = -4.4173496625

Solution

The solution to the problem is based on the solutions from the subproblems. x = {2.8459210915, -4.4173496625}

Solution

x = {2.8459210915, -4.4173496625}

See similar equations:

| 3(x-8)=5(x-6) | | U=137+33n | | 5(x+8)=4(x+4) | | 56x=50x^2+20x-6 | | k+3k-2k+7k-5k= | | 6+2x=36 | | x-10=-54 | | 9(X-1)=63 | | 80=45+2y | | X+942=1630+412 | | 3+6x=19-2x | | 3x+51=15 | | (1-2k)x^2+8kx-(2+8k)=0 | | 16x^6+x^4-1=0 | | 7-4y=x-6 | | (7r-5)(r+5)-(4r-1)(r+5)=0 | | -x^2+15=3x+11 | | 0,007853*x*3600=300 | | 30-15-9-6=50 | | 7x+3(X+5)=35 | | 4(2x-5)+2=3(4x-6)+8 | | 2-6y=3x-7 | | f(x)=x^2-3x^2-72x-4 | | 2x+13=43-3x | | 2x^2=1444 | | =60t-5t | | 2x=-2x+18 | | 54m-45=12-13m | | 5a-3c+2a+3c= | | 5x^2=-(10x-2) | | 4e^2x=4e^4x | | 4e^4x=4e^4x |

Equations solver categories