3x^2=19x-20

Simple and best practice solution for 3x^2=19x-20 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 3x^2=19x-20 equation:


Simplifying
3x2 = 19x + -20

Reorder the terms:
3x2 = -20 + 19x

Solving
3x2 = -20 + 19x

Solving for variable 'x'.

Reorder the terms:
20 + -19x + 3x2 = -20 + 19x + 20 + -19x

Reorder the terms:
20 + -19x + 3x2 = -20 + 20 + 19x + -19x

Combine like terms: -20 + 20 = 0
20 + -19x + 3x2 = 0 + 19x + -19x
20 + -19x + 3x2 = 19x + -19x

Combine like terms: 19x + -19x = 0
20 + -19x + 3x2 = 0

Factor a trinomial.
(4 + -3x)(5 + -1x) = 0

Subproblem 1

Set the factor '(4 + -3x)' equal to zero and attempt to solve: Simplifying 4 + -3x = 0 Solving 4 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -3x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -3x = 0 + -4 -3x = 0 + -4 Combine like terms: 0 + -4 = -4 -3x = -4 Divide each side by '-3'. x = 1.333333333 Simplifying x = 1.333333333

Subproblem 2

Set the factor '(5 + -1x)' equal to zero and attempt to solve: Simplifying 5 + -1x = 0 Solving 5 + -1x = 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 + -1x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1x = 0 + -5 -1x = 0 + -5 Combine like terms: 0 + -5 = -5 -1x = -5 Divide each side by '-1'. x = 5 Simplifying x = 5

Solution

x = {1.333333333, 5}

See similar equations:

| x+3x+5x= | | y=-7x^7/x^2-5 | | -12-6n=6n+12 | | 9b+10c=20 | | 17-15m=20+3m | | 10x-5/6=4x-9/5 | | 2x^2y-18y=0 | | (5.6+7.3)(8.5-4.4)= | | x^2+4x-400=0 | | 5t-4t=6 | | 5(x-4)-3(2x+3)= | | -5m-3(-2m-11)=28 | | x/10-6=-5 | | 30888/22 | | 88x=5x+1/4x | | 304+2(11-2)= | | n^2+22=10n-2 | | 6(-1.666)-4=3(-1.666)-9 | | x^2/2=63 | | 3x^3+16x^2+63x-50=0 | | 6(-1.65)-4=3(-1.65)-9 | | 6/7(x+5)^-1/7=0 | | 6(-1.66)-4=3(-1.66)-9 | | 49s^2+27s+4=0 | | 11x-14=8x-1 | | 28x+2=183 | | (1/3)y^2=y+(1/6) | | (7+5/3)+6 | | 6(-1.67)-4=3(-1.67)-9 | | 16x^2+12x=0 | | 450000-22000=155000+12000x | | 5+-9=3t+7 |

Equations solver categories