8x^2+30x+28=0

Simple and best practice solution for 8x^2+30x+28=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 8x^2+30x+28=0 equation:


Simplifying
8x2 + 30x + 28 = 0

Reorder the terms:
28 + 30x + 8x2 = 0

Solving
28 + 30x + 8x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '2'.
2(14 + 15x + 4x2) = 0

Factor a trinomial.
2((2 + x)(7 + 4x)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(2 + x)' equal to zero and attempt to solve: Simplifying 2 + x = 0 Solving 2 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + x = 0 + -2 x = 0 + -2 Combine like terms: 0 + -2 = -2 x = -2 Simplifying x = -2

Subproblem 2

Set the factor '(7 + 4x)' equal to zero and attempt to solve: Simplifying 7 + 4x = 0 Solving 7 + 4x = 0 Move all terms containing x to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + 4x = 0 + -7 Combine like terms: 7 + -7 = 0 0 + 4x = 0 + -7 4x = 0 + -7 Combine like terms: 0 + -7 = -7 4x = -7 Divide each side by '4'. x = -1.75 Simplifying x = -1.75

Solution

x = {-2, -1.75}

See similar equations:

| 83x+38=83x-38 | | 83x-166=83x+166 | | M=5X+7x-15 | | -2+6x=-5+5x | | 83x+83=83x-83 | | X^3-6x^2+8x-48= | | m+18=-112 | | 45x-20x^3=O | | 1x/3=2 | | -6x-7+3x= | | 6+3(x+8)-4x+4= | | 2.1=2.2x-6.7 | | 4n+28= | | 2x+1/6+5x/4=3-x/2 | | 6+3x+8-4x+4= | | 1.3x+0.5=1.6X-0.3 | | 33x-28=72-17x | | 0.2z=1.00forz | | 73x+71=73x+71 | | 73x+2=144x+71 | | 4(x-3)+10=3(x-1) | | 73x+144=2x+71 | | -1000/(X^2) | | 73x+144=-2x+71 | | 56z^2=22z-2 | | 12y^2=35 | | (-8x)/(x^2-25)=0 | | (-8x)/(x^2-25) | | 3+6e-E=7 | | -12x-5(x+4)=-20 | | (3x+4)(3x-4)(9x^2+16)= | | 5=2+5(y-2) |

Equations solver categories