2x^2+25=-15x

Simple and best practice solution for 2x^2+25=-15x 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+25=-15x equation:


Simplifying
2x2 + 25 = -15x

Reorder the terms:
25 + 2x2 = -15x

Solving
25 + 2x2 = -15x

Solving for variable 'x'.

Reorder the terms:
25 + 15x + 2x2 = -15x + 15x

Combine like terms: -15x + 15x = 0
25 + 15x + 2x2 = 0

Factor a trinomial.
(5 + x)(5 + 2x) = 0

Subproblem 1

Set the factor '(5 + x)' equal to zero and attempt to solve: Simplifying 5 + x = 0 Solving 5 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + x = 0 + -5 x = 0 + -5 Combine like terms: 0 + -5 = -5 x = -5 Simplifying x = -5

Subproblem 2

Set the factor '(5 + 2x)' equal to zero and attempt to solve: Simplifying 5 + 2x = 0 Solving 5 + 2x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + 2x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 2x = 0 + -5 2x = 0 + -5 Combine like terms: 0 + -5 = -5 2x = -5 Divide each side by '2'. x = -2.5 Simplifying x = -2.5

Solution

x = {-5, -2.5}

See similar equations:

| 31=4-(-9y) | | -2y+(-2y)= | | a*a-18a-80= | | 2tanx*cosx-1=0 | | x-11/10=11/20 | | 0.18=300-x | | -7x+2=-3 | | 5.67+5x=34.42 | | Y=6.5x+1291 | | 0.1x=300-x | | -7-4b=19 | | 4u^2-14u^2+12=0 | | 270=36t-.6t^2 | | 3n+n=5n | | 10x+18=-26 | | f(x)=1/5-4x | | 7+4x=7+4x | | 4(x+1)+9=25 | | -7x+5(6x+14)=-160 | | 7+4x=7+8x | | -6timesx+1=-11 | | 4y-5=180 | | 12x-5=6x+17 | | 125(7x-2)=150 | | 146-v=286 | | -7--7= | | 100/5=5/x | | (6x^2-24)=(5x^2-5x) | | 62+5x=127 | | 4-(x-3)=0 | | -2x-3(-3x+9)=-90 | | u^2+6u-91=0 |

Equations solver categories