x^2-10=4x^2-25x-50

Simple and best practice solution for x^2-10=4x^2-25x-50 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^2-10=4x^2-25x-50 equation:


Simplifying
x2 + -10 = 4x2 + -25x + -50

Reorder the terms:
-10 + x2 = 4x2 + -25x + -50

Reorder the terms:
-10 + x2 = -50 + -25x + 4x2

Solving
-10 + x2 = -50 + -25x + 4x2

Solving for variable 'x'.

Reorder the terms:
-10 + 50 + 25x + x2 + -4x2 = -50 + -25x + 4x2 + 50 + 25x + -4x2

Combine like terms: -10 + 50 = 40
40 + 25x + x2 + -4x2 = -50 + -25x + 4x2 + 50 + 25x + -4x2

Combine like terms: x2 + -4x2 = -3x2
40 + 25x + -3x2 = -50 + -25x + 4x2 + 50 + 25x + -4x2

Reorder the terms:
40 + 25x + -3x2 = -50 + 50 + -25x + 25x + 4x2 + -4x2

Combine like terms: -50 + 50 = 0
40 + 25x + -3x2 = 0 + -25x + 25x + 4x2 + -4x2
40 + 25x + -3x2 = -25x + 25x + 4x2 + -4x2

Combine like terms: -25x + 25x = 0
40 + 25x + -3x2 = 0 + 4x2 + -4x2
40 + 25x + -3x2 = 4x2 + -4x2

Combine like terms: 4x2 + -4x2 = 0
40 + 25x + -3x2 = 0

Begin completing the square.  Divide all terms by
-3 the coefficient of the squared term: 

Divide each side by '-3'.
-13.33333333 + -8.333333333x + x2 = 0

Move the constant term to the right:

Add '13.33333333' to each side of the equation.
-13.33333333 + -8.333333333x + 13.33333333 + x2 = 0 + 13.33333333

Reorder the terms:
-13.33333333 + 13.33333333 + -8.333333333x + x2 = 0 + 13.33333333

Combine like terms: -13.33333333 + 13.33333333 = 0.00000000
0.00000000 + -8.333333333x + x2 = 0 + 13.33333333
-8.333333333x + x2 = 0 + 13.33333333

Combine like terms: 0 + 13.33333333 = 13.33333333
-8.333333333x + x2 = 13.33333333

The x term is -8.333333333x.  Take half its coefficient (-4.166666667).
Square it (17.36111111) and add it to both sides.

Add '17.36111111' to each side of the equation.
-8.333333333x + 17.36111111 + x2 = 13.33333333 + 17.36111111

Reorder the terms:
17.36111111 + -8.333333333x + x2 = 13.33333333 + 17.36111111

Combine like terms: 13.33333333 + 17.36111111 = 30.69444444
17.36111111 + -8.333333333x + x2 = 30.69444444

Factor a perfect square on the left side:
(x + -4.166666667)(x + -4.166666667) = 30.69444444

Calculate the square root of the right side: 5.540256712

Break this problem into two subproblems by setting 
(x + -4.166666667) equal to 5.540256712 and -5.540256712.

Subproblem 1

x + -4.166666667 = 5.540256712 Simplifying x + -4.166666667 = 5.540256712 Reorder the terms: -4.166666667 + x = 5.540256712 Solving -4.166666667 + x = 5.540256712 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4.166666667' to each side of the equation. -4.166666667 + 4.166666667 + x = 5.540256712 + 4.166666667 Combine like terms: -4.166666667 + 4.166666667 = 0.000000000 0.000000000 + x = 5.540256712 + 4.166666667 x = 5.540256712 + 4.166666667 Combine like terms: 5.540256712 + 4.166666667 = 9.706923379 x = 9.706923379 Simplifying x = 9.706923379

Subproblem 2

x + -4.166666667 = -5.540256712 Simplifying x + -4.166666667 = -5.540256712 Reorder the terms: -4.166666667 + x = -5.540256712 Solving -4.166666667 + x = -5.540256712 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4.166666667' to each side of the equation. -4.166666667 + 4.166666667 + x = -5.540256712 + 4.166666667 Combine like terms: -4.166666667 + 4.166666667 = 0.000000000 0.000000000 + x = -5.540256712 + 4.166666667 x = -5.540256712 + 4.166666667 Combine like terms: -5.540256712 + 4.166666667 = -1.373590045 x = -1.373590045 Simplifying x = -1.373590045

Solution

The solution to the problem is based on the solutions from the subproblems. x = {9.706923379, -1.373590045}

See similar equations:

| 2x+-33y=12 | | 4(6x-3)=-3(1-7x) | | 4(6n-3)=-3(1-7x) | | v-x=3 | | 3x+10x+5x=180 | | 6x-5(-4-6x)=272 | | -7(n-7)=6 | | -8b+10b=2b | | -15-2x=-6+7x | | 4=3(y-4)-7v | | -12+6x=7(x-1) | | (18x-8)= | | 9x-7-4x=4 | | maths=gay | | 15=2/3-2 | | 96=-4(1-5x) | | x^2=4x^2-25x-50 | | Y=150+0.05 | | 4(8-5x)+2x=-44 | | n+8.5=13.7 | | 1/2-3x6x | | 5n^2=128-12n | | 4y+16x=100 | | x=2x^2+8x+16 | | 2u+4=20 | | 10=x/25 | | 9t-2+t+8-3t= | | -11x+7=-59 | | 9t-2-t+83t= | | -x+4=8m-8 | | 5=v+-29 | | 6(x-6)-7(2-3x)=58 |

Equations solver categories