x(5x+9)=2x^2-2x+4

Simple and best practice solution for x(5x+9)=2x^2-2x+4 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(5x+9)=2x^2-2x+4 equation:


Simplifying
x(5x + 9) = 2x2 + -2x + 4

Reorder the terms:
x(9 + 5x) = 2x2 + -2x + 4
(9 * x + 5x * x) = 2x2 + -2x + 4
(9x + 5x2) = 2x2 + -2x + 4

Reorder the terms:
9x + 5x2 = 4 + -2x + 2x2

Solving
9x + 5x2 = 4 + -2x + 2x2

Solving for variable 'x'.

Reorder the terms:
-4 + 9x + 2x + 5x2 + -2x2 = 4 + -2x + 2x2 + -4 + 2x + -2x2

Combine like terms: 9x + 2x = 11x
-4 + 11x + 5x2 + -2x2 = 4 + -2x + 2x2 + -4 + 2x + -2x2

Combine like terms: 5x2 + -2x2 = 3x2
-4 + 11x + 3x2 = 4 + -2x + 2x2 + -4 + 2x + -2x2

Reorder the terms:
-4 + 11x + 3x2 = 4 + -4 + -2x + 2x + 2x2 + -2x2

Combine like terms: 4 + -4 = 0
-4 + 11x + 3x2 = 0 + -2x + 2x + 2x2 + -2x2
-4 + 11x + 3x2 = -2x + 2x + 2x2 + -2x2

Combine like terms: -2x + 2x = 0
-4 + 11x + 3x2 = 0 + 2x2 + -2x2
-4 + 11x + 3x2 = 2x2 + -2x2

Combine like terms: 2x2 + -2x2 = 0
-4 + 11x + 3x2 = 0

Factor a trinomial.
(-4 + -1x)(1 + -3x) = 0

Subproblem 1

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

Subproblem 2

Set the factor '(1 + -3x)' equal to zero and attempt to solve: Simplifying 1 + -3x = 0 Solving 1 + -3x = 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 + -3x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -3x = 0 + -1 -3x = 0 + -1 Combine like terms: 0 + -1 = -1 -3x = -1 Divide each side by '-3'. x = 0.3333333333 Simplifying x = 0.3333333333

Solution

x = {-4, 0.3333333333}

See similar equations:

| log[6](x)=7000000000000 | | 8mn-9n-10mn=0 | | 3a(-b)+4(-a)(b)+7-(-ab)=0 | | xy+5-y=10 | | 1200=150m+c | | 2x^4=100 | | 4c-d+6c+2d=0 | | f(x)=x/9x^2-16 | | p/c-s/c=1 | | 400l=960 | | 0.07x=1730 | | 0=9x^2+25x-100 | | log(5x+10)-log(10-2x)=1 | | 0.4=32x | | 0.4/32 | | 2/25=1/5x | | 10X+45= | | x*x+3x=10 | | (x*x)+3x=10 | | 15/4x10/7 | | 24x^2+19=16x^2 | | (5x+1)(x+3)=3(x-1) | | f(x)=(x*x-1)(x-2) | | 3n-7=-7-4m-m | | 2m+7=3m-10 | | -0.004x^2+x+2.5=y | | 42-[4+6y-3(y+5)]=-(4y-5)-[9(y-1)-21y+16] | | -2y+8=-6(y-8) | | 6x+19=7x+4 | | 4y+4y=7y-7 | | x^2+8x+16=31 | | 4(r-1)+2(r+3)=6 |

Equations solver categories