4x^2-3x+2=9

Simple and best practice solution for 4x^2-3x+2=9 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^2-3x+2=9 equation:


Simplifying
4x2 + -3x + 2 = 9

Reorder the terms:
2 + -3x + 4x2 = 9

Solving
2 + -3x + 4x2 = 9

Solving for variable 'x'.

Reorder the terms:
2 + -9 + -3x + 4x2 = 9 + -9

Combine like terms: 2 + -9 = -7
-7 + -3x + 4x2 = 9 + -9

Combine like terms: 9 + -9 = 0
-7 + -3x + 4x2 = 0

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

Subproblem 1

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

Subproblem 2

Set the factor '(7 + -4x)' equal to zero and attempt to solve: Simplifying 7 + -4x = 0 Solving 7 + -4x = 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 + -4x = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -4x = 0 + -7 -4x = 0 + -7 Combine like terms: 0 + -7 = -7 -4x = -7 Divide each side by '-4'. x = 1.75 Simplifying x = 1.75

Solution

x = {-1, 1.75}

See similar equations:

| 17v^2-18v-2=8v^2-10 | | y(-99)-12=y-4 | | 17+(-12)-5= | | 56/=8 | | z=14i | | 9r=40r | | -4(x+3)+8=(x+4) | | -99y-12=4-y | | 7(x-2)=26 | | 64+8x=156 | | .3/40=12 | | 3/5x2/3 | | 2(x-4)4x-(x-2)2x=(x-8)8x | | 5n=100+3n | | 7v^2-14v=56 | | 4(x-3)=3 | | 6x=3x-14 | | 2-5n+15=-28 | | 2-5n+15=28 | | x-26=(-21) | | x-26=(21) | | -3z=-140 | | 4y+6.2= | | .04=180/x | | -3z=-40 | | kx-5x+8y=0 | | kx-5x=0 | | 9x-12y=-3 | | 8+2x+4=x+10 | | 6(3-q)+2=38 | | 168/2 | | 15-x-15=90 |

Equations solver categories