2x^2+14x=x^2-45

Simple and best practice solution for 2x^2+14x=x^2-45 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+14x=x^2-45 equation:


Simplifying
2x2 + 14x = x2 + -45

Reorder the terms:
14x + 2x2 = x2 + -45

Reorder the terms:
14x + 2x2 = -45 + x2

Solving
14x + 2x2 = -45 + x2

Solving for variable 'x'.

Reorder the terms:
45 + 14x + 2x2 + -1x2 = -45 + x2 + 45 + -1x2

Combine like terms: 2x2 + -1x2 = 1x2
45 + 14x + 1x2 = -45 + x2 + 45 + -1x2

Reorder the terms:
45 + 14x + 1x2 = -45 + 45 + x2 + -1x2

Combine like terms: -45 + 45 = 0
45 + 14x + 1x2 = 0 + x2 + -1x2
45 + 14x + 1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
45 + 14x + 1x2 = 0

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

Subproblem 1

Set the factor '(9 + x)' equal to zero and attempt to solve: Simplifying 9 + x = 0 Solving 9 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + x = 0 + -9 x = 0 + -9 Combine like terms: 0 + -9 = -9 x = -9 Simplifying x = -9

Subproblem 2

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

Solution

x = {-9, -5}

See similar equations:

| (10x-2)+(8x+4)3= | | 8x-3(4x-5)=-2x-11 | | 8(2x+7)= | | 18+4y-4=17y-13-4y | | 6(x+6)-2= | | 6y=3x+24 | | 2x^2+6x=-18 | | -7n+8=-5n-4 | | 20x-5-16x+2=15x-4-11x+13 | | x+18+2x=-20-2x-27 | | 6x-45=45 | | -14x-20=-12x+120 | | 5x+35=65 | | 17-4x=12+x | | -2(5x-3)+3(4-3x)= | | 0.43+2x=13.6 | | 8y^2-10y-3=0 | | 8x-1=9x+9 | | 5c^2+6=0 | | 10x=62 | | 6y-3=10y+13 | | 2(x+8)=26 | | 4y-14x=1 | | 7*9-5= | | x+3=31 | | 7-x+4x-3-9x= | | 10*-9= | | 2+(-a)=18 | | 25x-7-17x+2=22x-7-14x+15 | | 9+19r-3=9r-132-4r | | x^3-6x^2+12x-9=0 | | 4n+3=2n-9 |

Equations solver categories