x^2-5=-4x+3x

Simple and best practice solution for x^2-5=-4x+3x 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^2-5=-4x+3x equation:


Simplifying
x2 + -5 = -4x + 3x

Reorder the terms:
-5 + x2 = -4x + 3x

Combine like terms: -4x + 3x = -1x
-5 + x2 = -1x

Solving
-5 + x2 = -1x

Solving for variable 'x'.

Reorder the terms:
-5 + x + x2 = -1x + x

Combine like terms: -1x + x = 0
-5 + x + x2 = 0

Begin completing the square.

Move the constant term to the right:

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

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

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

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

The x term is x.  Take half its coefficient (0.5).
Square it (0.25) and add it to both sides.

Add '0.25' to each side of the equation.
x + 0.25 + x2 = 5 + 0.25

Reorder the terms:
0.25 + x + x2 = 5 + 0.25

Combine like terms: 5 + 0.25 = 5.25
0.25 + x + x2 = 5.25

Factor a perfect square on the left side:
(x + 0.5)(x + 0.5) = 5.25

Calculate the square root of the right side: 2.291287847

Break this problem into two subproblems by setting 
(x + 0.5) equal to 2.291287847 and -2.291287847.

Subproblem 1

x + 0.5 = 2.291287847 Simplifying x + 0.5 = 2.291287847 Reorder the terms: 0.5 + x = 2.291287847 Solving 0.5 + x = 2.291287847 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.5' to each side of the equation. 0.5 + -0.5 + x = 2.291287847 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + x = 2.291287847 + -0.5 x = 2.291287847 + -0.5 Combine like terms: 2.291287847 + -0.5 = 1.791287847 x = 1.791287847 Simplifying x = 1.791287847

Subproblem 2

x + 0.5 = -2.291287847 Simplifying x + 0.5 = -2.291287847 Reorder the terms: 0.5 + x = -2.291287847 Solving 0.5 + x = -2.291287847 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.5' to each side of the equation. 0.5 + -0.5 + x = -2.291287847 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + x = -2.291287847 + -0.5 x = -2.291287847 + -0.5 Combine like terms: -2.291287847 + -0.5 = -2.791287847 x = -2.791287847 Simplifying x = -2.791287847

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.791287847, -2.791287847}

See similar equations:

| 23x-7(3x-2)=x+2 | | 3(5+16x)-7(9-7x)=0 | | 3(5+16x)-7(9-7x)=3 | | 3(5+6x)-(5x+6)*7=3 | | 5(7x+15)-2(17X+25)=20 | | 3(9x-5)-7(4x-3)=8 | | 11x-6(2x-1)=14 | | 18-(16-x)=1 | | 8a+1=3a-4 | | x^3+x^5=2 | | 5.4q-4.8-5.7q=-1.3q-2.5 | | 4y+2y-15= | | 4u^2=19u+5 | | -13y-6=5y^2 | | 9x^2-30x=-25 | | 5x^5-3x^4=0 | | 4(n+4)=3n+1 | | 2(x+2)(x-4)=0 | | 2x*4=24 | | b/8=3 | | (54z-12w)+(20z-12w)= | | 8x-2=7x-4 | | 9x=4(4-x) | | -(5x-6)= | | 35x+168=-1 | | 35x+168=.1 | | (3+2a)(-2a+3)= | | 2z+8=z-16 | | I=102x-203423 | | 5x=8.8 | | 41+w=6 | | 5x-4=3-4x |

Equations solver categories