2x^2-5x+9=7

Simple and best practice solution for 2x^2-5x+9=7 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^2-5x+9=7 equation:


Simplifying
2x2 + -5x + 9 = 7

Reorder the terms:
9 + -5x + 2x2 = 7

Solving
9 + -5x + 2x2 = 7

Solving for variable 'x'.

Reorder the terms:
9 + -7 + -5x + 2x2 = 7 + -7

Combine like terms: 9 + -7 = 2
2 + -5x + 2x2 = 7 + -7

Combine like terms: 7 + -7 = 0
2 + -5x + 2x2 = 0

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

Solution

x = {0.5, 2}

See similar equations:

| 3p-5=7p+11 | | 1=f+(-7) | | 4-3(5b-6)=5b-3 | | .3z=3z-.8 | | .3z=3z-.20 | | -113=-7x-6(-3x+6) | | 75=3(-10t-3+6t) | | 20m^2-11m+4=0 | | 6+c=3 | | 12B+-9+2B-B=-87 | | -7x+85=3x-5 | | 2x+8=10+8 | | 3(2x+1)+=-39 | | 15=2(6-g+4)+4g | | -2+j=-9 | | 3x^2=20-7x | | .3(9x-12)=6x-18 | | -2(x)=9x-5 | | 24+2a=8a | | b+2=6 | | 1.1z=3z-.20 | | 10t-4(3t-6)=24-2t | | 2x+1=10+3 | | 38+14=44-x | | -0.2(3c+15)=3(0.8c+-8) | | 4(2x+6)=10x-3 | | 9+d=-5 | | 75=3(10t-3+6t) | | -x-29=13+3x | | -94=-7x-3(2x-12) | | 2w=1w+10 | | 5(2-x)=-3(x-3) |

Equations solver categories