(x-1)(x-4)=14

Simple and best practice solution for (x-1)(x-4)=14 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-1)(x-4)=14 equation:


Simplifying
(x + -1)(x + -4) = 14

Reorder the terms:
(-1 + x)(x + -4) = 14

Reorder the terms:
(-1 + x)(-4 + x) = 14

Multiply (-1 + x) * (-4 + x)
(-1(-4 + x) + x(-4 + x)) = 14
((-4 * -1 + x * -1) + x(-4 + x)) = 14
((4 + -1x) + x(-4 + x)) = 14
(4 + -1x + (-4 * x + x * x)) = 14
(4 + -1x + (-4x + x2)) = 14

Combine like terms: -1x + -4x = -5x
(4 + -5x + x2) = 14

Solving
4 + -5x + x2 = 14

Solving for variable 'x'.

Reorder the terms:
4 + -14 + -5x + x2 = 14 + -14

Combine like terms: 4 + -14 = -10
-10 + -5x + x2 = 14 + -14

Combine like terms: 14 + -14 = 0
-10 + -5x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '10' to each side of the equation.
-10 + -5x + 10 + x2 = 0 + 10

Reorder the terms:
-10 + 10 + -5x + x2 = 0 + 10

Combine like terms: -10 + 10 = 0
0 + -5x + x2 = 0 + 10
-5x + x2 = 0 + 10

Combine like terms: 0 + 10 = 10
-5x + x2 = 10

The x term is -5x.  Take half its coefficient (-2.5).
Square it (6.25) and add it to both sides.

Add '6.25' to each side of the equation.
-5x + 6.25 + x2 = 10 + 6.25

Reorder the terms:
6.25 + -5x + x2 = 10 + 6.25

Combine like terms: 10 + 6.25 = 16.25
6.25 + -5x + x2 = 16.25

Factor a perfect square on the left side:
(x + -2.5)(x + -2.5) = 16.25

Calculate the square root of the right side: 4.031128874

Break this problem into two subproblems by setting 
(x + -2.5) equal to 4.031128874 and -4.031128874.

Subproblem 1

x + -2.5 = 4.031128874 Simplifying x + -2.5 = 4.031128874 Reorder the terms: -2.5 + x = 4.031128874 Solving -2.5 + x = 4.031128874 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.5' to each side of the equation. -2.5 + 2.5 + x = 4.031128874 + 2.5 Combine like terms: -2.5 + 2.5 = 0.0 0.0 + x = 4.031128874 + 2.5 x = 4.031128874 + 2.5 Combine like terms: 4.031128874 + 2.5 = 6.531128874 x = 6.531128874 Simplifying x = 6.531128874

Subproblem 2

x + -2.5 = -4.031128874 Simplifying x + -2.5 = -4.031128874 Reorder the terms: -2.5 + x = -4.031128874 Solving -2.5 + x = -4.031128874 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.5' to each side of the equation. -2.5 + 2.5 + x = -4.031128874 + 2.5 Combine like terms: -2.5 + 2.5 = 0.0 0.0 + x = -4.031128874 + 2.5 x = -4.031128874 + 2.5 Combine like terms: -4.031128874 + 2.5 = -1.531128874 x = -1.531128874 Simplifying x = -1.531128874

Solution

The solution to the problem is based on the solutions from the subproblems. x = {6.531128874, -1.531128874}

See similar equations:

| -(x+3)=14.5 | | 35/x=18 | | -34=3(x+5)+4x | | -3p+29=2+3(p+1) | | x-7+5x=18 | | h/20=5/8 | | y=1.50x+3 | | 20x+35y=340 | | 40-2.5x=250-1.5x | | 3q+6=18 | | 1/9×1/8 | | 8×23/6 | | 30+5r=2(7r+6) | | (8x^2y^2-4xy^2)/4zy | | 3/4=m/14 | | 2x^2+5=17 | | 6(3x+4fx)= | | 1.5x+0.5=-.25x+9.25 | | 8x+124=800 | | -4p-2=-2(5p+7) | | 3/10=x/30 | | -15=5/6P | | 5(v)+2(v)+2=-12 | | 9y=3(-1)+27 | | 17/t=51/60 | | -8a+24=7a+30 | | 13-4x=49 | | 12=-8p+6+9p | | m/-4= | | 35-2x=-7x+2(1-3x) | | 7/9×2/9 | | 3x+(10+x)=90 |

Equations solver categories