x^2-7x+10=28

Simple and best practice solution for x^2-7x+10=28 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 x^2-7x+10=28 equation:


Simplifying
x2 + -7x + 10 = 28

Reorder the terms:
10 + -7x + x2 = 28

Solving
10 + -7x + x2 = 28

Solving for variable 'x'.

Reorder the terms:
10 + -28 + -7x + x2 = 28 + -28

Combine like terms: 10 + -28 = -18
-18 + -7x + x2 = 28 + -28

Combine like terms: 28 + -28 = 0
-18 + -7x + x2 = 0

Factor a trinomial.
(-2 + -1x)(9 + -1x) = 0

Subproblem 1

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

Subproblem 2

Set the factor '(9 + -1x)' equal to zero and attempt to solve: Simplifying 9 + -1x = 0 Solving 9 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -1x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -1x = 0 + -9 -1x = 0 + -9 Combine like terms: 0 + -9 = -9 -1x = -9 Divide each side by '-1'. x = 9 Simplifying x = 9

Solution

x = {-2, 9}

See similar equations:

| 5x^2=18-x | | x^2+3x-64=0 | | 3p=8q+6 | | (3x-4)(x^2-5x+3)= | | 7x+10x=70 | | -5-5x=-5 | | y-(-12)=-7 | | 5z^2+11z+6= | | -15n+11=-14n-13 | | (5x+4)(4x^2+2x+7)= | | 5x(12x+7)=0 | | 9b^2-65b+14= | | 6(x-1)=5(x-12) | | -0.68+2r=1.2r+2.8 | | 16t(-t)=10.25 | | (s*2)+s+s-3=45 | | 7y^2-43y+6= | | 5x-3y=12 | | -15-(-43)= | | r=a+b-s | | 9-3-27= | | 3x+13=37 | | 9+4*3+24= | | 6x^2+5x=9 | | 3+4*3+24= | | 0.375x=-0.68 | | 5(5c-1)-4=20c+6 | | 0.8x+0.19=0.25-0.2x+0.25 | | 8x^4+6x^2-2=0 | | -5(t+3)=25 | | x^2+8x+15=o | | 7x^2+3x=4 |

Equations solver categories