4x^2-88x+420=0

Simple and best practice solution for 4x^2-88x+420=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 4x^2-88x+420=0 equation:


Simplifying
4x2 + -88x + 420 = 0

Reorder the terms:
420 + -88x + 4x2 = 0

Solving
420 + -88x + 4x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '4'.
4(105 + -22x + x2) = 0

Factor a trinomial.
4((7 + -1x)(15 + -1x)) = 0

Ignore the factor 4.

Subproblem 1

Set the factor '(7 + -1x)' equal to zero and attempt to solve: Simplifying 7 + -1x = 0 Solving 7 + -1x = 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 + -1x = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -1x = 0 + -7 -1x = 0 + -7 Combine like terms: 0 + -7 = -7 -1x = -7 Divide each side by '-1'. x = 7 Simplifying x = 7

Subproblem 2

Set the factor '(15 + -1x)' equal to zero and attempt to solve: Simplifying 15 + -1x = 0 Solving 15 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-15' to each side of the equation. 15 + -15 + -1x = 0 + -15 Combine like terms: 15 + -15 = 0 0 + -1x = 0 + -15 -1x = 0 + -15 Combine like terms: 0 + -15 = -15 -1x = -15 Divide each side by '-1'. x = 15 Simplifying x = 15

Solution

x = {7, 15}

See similar equations:

| 0.008x=1 | | 8(2a+8)=192 | | 7y+3y=31-5 | | xy-10x+18=0 | | 13x+4y=180 | | -2x+6(-3x+9)=146 | | 267-u=215 | | A=.5by | | 253=-v+169 | | 5y=6x+30 | | 6(2m+4)=96 | | -7+3=9x-29 | | -2x+2(3x-13)=-62 | | 4.7+z=-6 | | 20=-v+189 | | 2n+8(-4)=10 | | 8=784 | | 5x+8y=17fory | | -5(1-8p)=-125 | | N+a=15 | | -4x+2(-7x+16)=-130 | | 20x+3=8y | | 2c=3c-18 | | x*1.05=60 | | 3b+20=4b | | X=3.75 | | -29b-79=b-1129 | | 7x+12+3x=-6+9x | | -265=5(3+7n) | | x+33=3x+3 | | d^2(3d-6)= | | 7x+12+3x=-6+x |

Equations solver categories