x^2-(x+2)2=52

Simple and best practice solution for x^2-(x+2)2=52 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-(x+2)2=52 equation:


Simplifying
x2 + -1(x + 2) * 2 = 52

Reorder the terms:
x2 + -1(2 + x) * 2 = 52

Reorder the terms for easier multiplication:
x2 + -1 * 2(2 + x) = 52

Multiply -1 * 2
x2 + -2(2 + x) = 52
x2 + (2 * -2 + x * -2) = 52
x2 + (-4 + -2x) = 52

Reorder the terms:
-4 + -2x + x2 = 52

Solving
-4 + -2x + x2 = 52

Solving for variable 'x'.

Reorder the terms:
-4 + -52 + -2x + x2 = 52 + -52

Combine like terms: -4 + -52 = -56
-56 + -2x + x2 = 52 + -52

Combine like terms: 52 + -52 = 0
-56 + -2x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '56' to each side of the equation.
-56 + -2x + 56 + x2 = 0 + 56

Reorder the terms:
-56 + 56 + -2x + x2 = 0 + 56

Combine like terms: -56 + 56 = 0
0 + -2x + x2 = 0 + 56
-2x + x2 = 0 + 56

Combine like terms: 0 + 56 = 56
-2x + x2 = 56

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 = 56 + 1

Reorder the terms:
1 + -2x + x2 = 56 + 1

Combine like terms: 56 + 1 = 57
1 + -2x + x2 = 57

Factor a perfect square on the left side:
(x + -1)(x + -1) = 57

Calculate the square root of the right side: 7.549834435

Break this problem into two subproblems by setting 
(x + -1) equal to 7.549834435 and -7.549834435.

Subproblem 1

x + -1 = 7.549834435 Simplifying x + -1 = 7.549834435 Reorder the terms: -1 + x = 7.549834435 Solving -1 + x = 7.549834435 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 = 7.549834435 + 1 Combine like terms: -1 + 1 = 0 0 + x = 7.549834435 + 1 x = 7.549834435 + 1 Combine like terms: 7.549834435 + 1 = 8.549834435 x = 8.549834435 Simplifying x = 8.549834435

Subproblem 2

x + -1 = -7.549834435 Simplifying x + -1 = -7.549834435 Reorder the terms: -1 + x = -7.549834435 Solving -1 + x = -7.549834435 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 = -7.549834435 + 1 Combine like terms: -1 + 1 = 0 0 + x = -7.549834435 + 1 x = -7.549834435 + 1 Combine like terms: -7.549834435 + 1 = -6.549834435 x = -6.549834435 Simplifying x = -6.549834435

Solution

The solution to the problem is based on the solutions from the subproblems. x = {8.549834435, -6.549834435}

See similar equations:

| -58.109= | | 3x^3y+x^2y^2+x^2y=0 | | d^2-2d^2=0 | | 10x-6x+174=10x+108 | | -5+7=11t+25 | | 8x+4x=63-9x | | 1.5+1.75x=6.75 | | 10+2x+9=7x+15-9x | | 7r=42 | | 1.3x-11[x-2]=-26.5 | | 3(2u+8)=16 | | -10=-8+x | | 3x-14=5x-28 | | 3(-0.75)-1=7(-0.75)+2 | | -11(-2)-2(-2)-1=27-2 | | x^2-y^2=12+2y | | 5p-2x=3x | | 6=d/15+12 | | (4x^2+7x-4)(5x^2-6x+16)= | | 24+2y-9=9y-10-2y | | -41+8+n=-3+5 | | 3-r=-3 | | 3x-2y+2z=14 | | 8M=2(M+7) | | 4-26=-8 | | (3x-17)+(x+40)+(2x-5)= | | 6u+14=(-12)-8u | | 90=1500(r)2 | | x^2+(x+2)=202 | | 1y+2(-1)=5 | | (b-8)+b+(4(b-8))=26 | | 2(4a+4)=0 |

Equations solver categories