2x^2+56x-10=0

Simple and best practice solution for 2x^2+56x-10=0 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 2x^2+56x-10=0 equation:


Simplifying
2x2 + 56x + -10 = 0

Reorder the terms:
-10 + 56x + 2x2 = 0

Solving
-10 + 56x + 2x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '2'.
2(-5 + 28x + x2) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-5 + 28x + x2)' equal to zero and attempt to solve: Simplifying -5 + 28x + x2 = 0 Solving -5 + 28x + x2 = 0 Begin completing the square. Move the constant term to the right: Add '5' to each side of the equation. -5 + 28x + 5 + x2 = 0 + 5 Reorder the terms: -5 + 5 + 28x + x2 = 0 + 5 Combine like terms: -5 + 5 = 0 0 + 28x + x2 = 0 + 5 28x + x2 = 0 + 5 Combine like terms: 0 + 5 = 5 28x + x2 = 5 The x term is 28x. Take half its coefficient (14). Square it (196) and add it to both sides. Add '196' to each side of the equation. 28x + 196 + x2 = 5 + 196 Reorder the terms: 196 + 28x + x2 = 5 + 196 Combine like terms: 5 + 196 = 201 196 + 28x + x2 = 201 Factor a perfect square on the left side: (x + 14)(x + 14) = 201 Calculate the square root of the right side: 14.177446879 Break this problem into two subproblems by setting (x + 14) equal to 14.177446879 and -14.177446879.

Subproblem 1

x + 14 = 14.177446879 Simplifying x + 14 = 14.177446879 Reorder the terms: 14 + x = 14.177446879 Solving 14 + x = 14.177446879 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-14' to each side of the equation. 14 + -14 + x = 14.177446879 + -14 Combine like terms: 14 + -14 = 0 0 + x = 14.177446879 + -14 x = 14.177446879 + -14 Combine like terms: 14.177446879 + -14 = 0.177446879 x = 0.177446879 Simplifying x = 0.177446879

Subproblem 2

x + 14 = -14.177446879 Simplifying x + 14 = -14.177446879 Reorder the terms: 14 + x = -14.177446879 Solving 14 + x = -14.177446879 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-14' to each side of the equation. 14 + -14 + x = -14.177446879 + -14 Combine like terms: 14 + -14 = 0 0 + x = -14.177446879 + -14 x = -14.177446879 + -14 Combine like terms: -14.177446879 + -14 = -28.177446879 x = -28.177446879 Simplifying x = -28.177446879

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.177446879, -28.177446879}

Solution

x = {0.177446879, -28.177446879}

See similar equations:

| 1/2cos(2x) | | 4e=25-5 | | 4x^2-16x+16=x^2-12x+36 | | 27=-6-3(4+5p) | | 6(5)+4=34 | | n^2+n+8=0 | | 5x+8x-2=3 | | 7p-10=24 | | 15p^2-81p+84=0 | | 130-n=45 | | 37=-3+5(6+x) | | (6x+4)=(2x-16) | | -7y-3=5-6y | | 81=3(3x-6) | | h=-16t^2+35t | | x^2+30x-10800=0 | | 4y-7=7y+5 | | 15-(4m-5)8=32 | | x^2+28x-5=0 | | w+2-3w=4 | | (17x-3)+(17x+8)=175 | | 4y-2(6+4y)=-8 | | 12x-(3x+5)= | | 8x+10=5x(2) | | 3x=5x-38 | | 1=2y-8 | | (6x+2)+40=90 | | 7p^2+8p-12=0 | | 4z=-5z+18 | | 7p=24-10 | | Y=60x+900 | | 11x-(3x-7)= |

Equations solver categories