x(x+13)=x+10(x+1)

Simple and best practice solution for x(x+13)=x+10(x+1) 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(x+13)=x+10(x+1) equation:


Simplifying
x(x + 13) = x + 10(x + 1)

Reorder the terms:
x(13 + x) = x + 10(x + 1)
(13 * x + x * x) = x + 10(x + 1)
(13x + x2) = x + 10(x + 1)

Reorder the terms:
13x + x2 = x + 10(1 + x)
13x + x2 = x + (1 * 10 + x * 10)
13x + x2 = x + (10 + 10x)

Reorder the terms:
13x + x2 = 10 + x + 10x

Combine like terms: x + 10x = 11x
13x + x2 = 10 + 11x

Solving
13x + x2 = 10 + 11x

Solving for variable 'x'.

Reorder the terms:
-10 + 13x + -11x + x2 = 10 + 11x + -10 + -11x

Combine like terms: 13x + -11x = 2x
-10 + 2x + x2 = 10 + 11x + -10 + -11x

Reorder the terms:
-10 + 2x + x2 = 10 + -10 + 11x + -11x

Combine like terms: 10 + -10 = 0
-10 + 2x + x2 = 0 + 11x + -11x
-10 + 2x + x2 = 11x + -11x

Combine like terms: 11x + -11x = 0
-10 + 2x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '10' to each side of the equation.
-10 + 2x + 10 + x2 = 0 + 10

Reorder the terms:
-10 + 10 + 2x + x2 = 0 + 10

Combine like terms: -10 + 10 = 0
0 + 2x + x2 = 0 + 10
2x + x2 = 0 + 10

Combine like terms: 0 + 10 = 10
2x + x2 = 10

The x term is 2x.  Take half its coefficient (1).
Square it (1) and add it to both sides.

Add '1' to each side of the equation.
2x + 1 + x2 = 10 + 1

Reorder the terms:
1 + 2x + x2 = 10 + 1

Combine like terms: 10 + 1 = 11
1 + 2x + x2 = 11

Factor a perfect square on the left side:
(x + 1)(x + 1) = 11

Calculate the square root of the right side: 3.31662479

Break this problem into two subproblems by setting 
(x + 1) equal to 3.31662479 and -3.31662479.

Subproblem 1

x + 1 = 3.31662479 Simplifying x + 1 = 3.31662479 Reorder the terms: 1 + x = 3.31662479 Solving 1 + x = 3.31662479 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + x = 3.31662479 + -1 Combine like terms: 1 + -1 = 0 0 + x = 3.31662479 + -1 x = 3.31662479 + -1 Combine like terms: 3.31662479 + -1 = 2.31662479 x = 2.31662479 Simplifying x = 2.31662479

Subproblem 2

x + 1 = -3.31662479 Simplifying x + 1 = -3.31662479 Reorder the terms: 1 + x = -3.31662479 Solving 1 + x = -3.31662479 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + x = -3.31662479 + -1 Combine like terms: 1 + -1 = 0 0 + x = -3.31662479 + -1 x = -3.31662479 + -1 Combine like terms: -3.31662479 + -1 = -4.31662479 x = -4.31662479 Simplifying x = -4.31662479

Solution

The solution to the problem is based on the solutions from the subproblems. x = {2.31662479, -4.31662479}

See similar equations:

| y/5-9=-2 | | 6=12s-6/5 | | 1=.5x-1 | | 2x-6-4x+9=5 | | w/2+14=12 | | x-1/2=5/6 | | 5y+26=y+10 | | (v^2-3v-40)/(v+3) | | 17=7-(y+8) | | 8.1x^6+6.3x^5-4.5x^2+3.6x= | | 3(x+6)+2(x-2)=6x | | 34-6x=5 | | 6+y=-44 | | (v+3)/(v^2-3v-40) | | 5y+6y=y+10 | | 5/3x+3+23 | | 4.5+x=0.5 | | 6(-8)+y=-44 | | 3(x+6)+2(x-2)=6 | | b/3-12=8 | | X^9+125x^6=0 | | 12x-144=4x-8 | | 13n-6-12n+9=12 | | y/8+10=16 | | 12=5+11c-2 | | x+(2x-4)+(x+5)+2x+6=10x | | -8x+5x-6=-2x | | 0.4n+6=8 | | 0.4+6=8 | | 0.4x+6=8 | | 9(k-6)-(8k-6)=3 | | x+(2x-4)+(x+5)+2x+6=10 |

Equations solver categories