2x^2-9x+4=0

Simple and best practice solution for 2x^2-9x+4=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 2x^2-9x+4=0 equation:


Simplifying
2x2 + -9x + 4 = 0

Reorder the terms:
4 + -9x + 2x2 = 0

Solving
4 + -9x + 2x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(1 + -2x)(4 + -1x) = 0

Subproblem 1

Set the factor '(1 + -2x)' equal to zero and attempt to solve: Simplifying 1 + -2x = 0 Solving 1 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -2x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -2x = 0 + -1 -2x = 0 + -1 Combine like terms: 0 + -1 = -1 -2x = -1 Divide each side by '-2'. x = 0.5 Simplifying x = 0.5

Subproblem 2

Set the factor '(4 + -1x)' equal to zero and attempt to solve: Simplifying 4 + -1x = 0 Solving 4 + -1x = 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 + -1x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1x = 0 + -4 -1x = 0 + -4 Combine like terms: 0 + -4 = -4 -1x = -4 Divide each side by '-1'. x = 4 Simplifying x = 4

Solution

x = {0.5, 4}

See similar equations:

| n^2-23=0 | | 59=32+9h | | (3c*7)*2=c | | (3c*7)*2=k | | 90.8+q=-18.24 | | 12a^2+9a=16a+12 | | 12+2t+7t+4t=64 | | 42+12x-4=17x+8 | | 12+2t+7t=64 | | 0.75t=15 | | 830000000=104x-207599 | | 28x^2-23x=0 | | -22+3x=-88 | | 6s+3=8s+3 | | I=104x-207599 | | 10n-16=-7 | | 4x(x+1)=7 | | 600=80+13n | | c=80+13n | | 600=80-13n | | 4(5z-1)-5(z+4)=7(z+1) | | 12r^2+7=0 | | 1000=80-13n | | 3x+1.8=6 | | -0.5b=-8 | | 11x^2+10=0 | | 9k-8=2k+2 | | 2y+98=182 | | X(2x-5)=12 | | 7m^2+1=0 | | -6y=-27 | | 2v^2-9v+4=0 |

Equations solver categories