4x^2-17x+42=8x+6

Simple and best practice solution for 4x^2-17x+42=8x+6 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^2-17x+42=8x+6 equation:


Simplifying
4x2 + -17x + 42 = 8x + 6

Reorder the terms:
42 + -17x + 4x2 = 8x + 6

Reorder the terms:
42 + -17x + 4x2 = 6 + 8x

Solving
42 + -17x + 4x2 = 6 + 8x

Solving for variable 'x'.

Reorder the terms:
42 + -6 + -17x + -8x + 4x2 = 6 + 8x + -6 + -8x

Combine like terms: 42 + -6 = 36
36 + -17x + -8x + 4x2 = 6 + 8x + -6 + -8x

Combine like terms: -17x + -8x = -25x
36 + -25x + 4x2 = 6 + 8x + -6 + -8x

Reorder the terms:
36 + -25x + 4x2 = 6 + -6 + 8x + -8x

Combine like terms: 6 + -6 = 0
36 + -25x + 4x2 = 0 + 8x + -8x
36 + -25x + 4x2 = 8x + -8x

Combine like terms: 8x + -8x = 0
36 + -25x + 4x2 = 0

Factor a trinomial.
(9 + -4x)(4 + -1x) = 0

Subproblem 1

Set the factor '(9 + -4x)' equal to zero and attempt to solve: Simplifying 9 + -4x = 0 Solving 9 + -4x = 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 + -4x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -4x = 0 + -9 -4x = 0 + -9 Combine like terms: 0 + -9 = -9 -4x = -9 Divide each side by '-4'. x = 2.25 Simplifying x = 2.25

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 = {2.25, 4}

See similar equations:

| 6x+15=2x+7 | | X-18=4x | | 2n+15=1 | | 2(2y+8)-4y=16 | | 3x^2+6x+8=0 | | x^2+1xy-12y^2= | | 6x-2(3x-10)=5 | | 6x+18=6+3x | | 7x+13=2x+3 | | 4=3+5x | | 3x-x-5=15 | | 1=13+6x | | 7y^2+42y-14=0 | | 10v-7=24 | | 16k+21=7k+84 | | 15=2m+3 | | 12a-64=-4a | | 2(5r+6)=2.5(4r+6) | | 14=5k-31 | | 9n+18=81 | | x+19=2x | | 5y+9x=90 | | -13f=-5f+48 | | 3(f+2)=-21 | | 13=-2w | | 4-3p=34 | | 4x-17=31 | | 171+120=x | | 3x=x-12 | | 11x+27=5x+111 | | 11x+27=(11x+27)5+111 | | 396+63=x |

Equations solver categories