-4x^2+10=8x+4

Simple and best practice solution for -4x^2+10=8x+4 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 -4x^2+10=8x+4 equation:


Simplifying
-4x2 + 10 = 8x + 4

Reorder the terms:
10 + -4x2 = 8x + 4

Reorder the terms:
10 + -4x2 = 4 + 8x

Solving
10 + -4x2 = 4 + 8x

Solving for variable 'x'.

Reorder the terms:
10 + -4 + -8x + -4x2 = 4 + 8x + -4 + -8x

Combine like terms: 10 + -4 = 6
6 + -8x + -4x2 = 4 + 8x + -4 + -8x

Reorder the terms:
6 + -8x + -4x2 = 4 + -4 + 8x + -8x

Combine like terms: 4 + -4 = 0
6 + -8x + -4x2 = 0 + 8x + -8x
6 + -8x + -4x2 = 8x + -8x

Combine like terms: 8x + -8x = 0
6 + -8x + -4x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(3 + -4x + -2x2) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(3 + -4x + -2x2)' equal to zero and attempt to solve: Simplifying 3 + -4x + -2x2 = 0 Solving 3 + -4x + -2x2 = 0 Begin completing the square. Divide all terms by -2 the coefficient of the squared term: Divide each side by '-2'. -1.5 + 2x + x2 = 0 Move the constant term to the right: Add '1.5' to each side of the equation. -1.5 + 2x + 1.5 + x2 = 0 + 1.5 Reorder the terms: -1.5 + 1.5 + 2x + x2 = 0 + 1.5 Combine like terms: -1.5 + 1.5 = 0.0 0.0 + 2x + x2 = 0 + 1.5 2x + x2 = 0 + 1.5 Combine like terms: 0 + 1.5 = 1.5 2x + x2 = 1.5 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 = 1.5 + 1 Reorder the terms: 1 + 2x + x2 = 1.5 + 1 Combine like terms: 1.5 + 1 = 2.5 1 + 2x + x2 = 2.5 Factor a perfect square on the left side: (x + 1)(x + 1) = 2.5 Calculate the square root of the right side: 1.58113883 Break this problem into two subproblems by setting (x + 1) equal to 1.58113883 and -1.58113883.

Subproblem 1

x + 1 = 1.58113883 Simplifying x + 1 = 1.58113883 Reorder the terms: 1 + x = 1.58113883 Solving 1 + x = 1.58113883 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 = 1.58113883 + -1 Combine like terms: 1 + -1 = 0 0 + x = 1.58113883 + -1 x = 1.58113883 + -1 Combine like terms: 1.58113883 + -1 = 0.58113883 x = 0.58113883 Simplifying x = 0.58113883

Subproblem 2

x + 1 = -1.58113883 Simplifying x + 1 = -1.58113883 Reorder the terms: 1 + x = -1.58113883 Solving 1 + x = -1.58113883 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 = -1.58113883 + -1 Combine like terms: 1 + -1 = 0 0 + x = -1.58113883 + -1 x = -1.58113883 + -1 Combine like terms: -1.58113883 + -1 = -2.58113883 x = -2.58113883 Simplifying x = -2.58113883

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.58113883, -2.58113883}

Solution

x = {0.58113883, -2.58113883}

See similar equations:

| 120=3x+12 | | c+71=36 | | (5w+10)*2+(2w)=380 | | 4i-3=2i+13 | | 5n-10=30 | | 7x^2-5=-6x | | 87=-j | | 60-5h-5h^2=0 | | 2y+14=42 | | -0.4x(10x-25)=8x+4 | | 2x-6x=10 | | 9x+114=32 | | 2(1-5y)+3(-1-y)-4(-7+2y)=-y | | 408.12=200+0.86x | | 3200+200x=3000 | | -2/5c=30 | | 3x-5/x | | x/(x+1)=4 | | 1.23=m-11.86 | | 85/6+95/6 | | 35n^2+24=-61n | | n^2-7n-8= | | m=2,(3,11) | | c+9.97=19.47 | | 6x-6-x=-6 | | x/x+1=4 | | -22/(6/5) | | 2(y+4)=2y+y+y+14 | | 432.76=190+1.9x | | 11.79=3j | | -22/6/5 | | f-1.72=7.68 |

Equations solver categories