45=(2x+3)(3x-4)

Simple and best practice solution for 45=(2x+3)(3x-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 45=(2x+3)(3x-4) equation:


Simplifying
45 = (2x + 3)(3x + -4)

Reorder the terms:
45 = (3 + 2x)(3x + -4)

Reorder the terms:
45 = (3 + 2x)(-4 + 3x)

Multiply (3 + 2x) * (-4 + 3x)
45 = (3(-4 + 3x) + 2x * (-4 + 3x))
45 = ((-4 * 3 + 3x * 3) + 2x * (-4 + 3x))
45 = ((-12 + 9x) + 2x * (-4 + 3x))
45 = (-12 + 9x + (-4 * 2x + 3x * 2x))
45 = (-12 + 9x + (-8x + 6x2))

Combine like terms: 9x + -8x = 1x
45 = (-12 + 1x + 6x2)

Solving
45 = -12 + 1x + 6x2

Solving for variable 'x'.

Combine like terms: 45 + 12 = 57
57 + -1x + -6x2 = -12 + 1x + 6x2 + 12 + -1x + -6x2

Reorder the terms:
57 + -1x + -6x2 = -12 + 12 + 1x + -1x + 6x2 + -6x2

Combine like terms: -12 + 12 = 0
57 + -1x + -6x2 = 0 + 1x + -1x + 6x2 + -6x2
57 + -1x + -6x2 = 1x + -1x + 6x2 + -6x2

Combine like terms: 1x + -1x = 0
57 + -1x + -6x2 = 0 + 6x2 + -6x2
57 + -1x + -6x2 = 6x2 + -6x2

Combine like terms: 6x2 + -6x2 = 0
57 + -1x + -6x2 = 0

Factor a trinomial.
(3 + -1x)(19 + 6x) = 0

Subproblem 1

Set the factor '(3 + -1x)' equal to zero and attempt to solve: Simplifying 3 + -1x = 0 Solving 3 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -1x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -1x = 0 + -3 -1x = 0 + -3 Combine like terms: 0 + -3 = -3 -1x = -3 Divide each side by '-1'. x = 3 Simplifying x = 3

Subproblem 2

Set the factor '(19 + 6x)' equal to zero and attempt to solve: Simplifying 19 + 6x = 0 Solving 19 + 6x = 0 Move all terms containing x to the left, all other terms to the right. Add '-19' to each side of the equation. 19 + -19 + 6x = 0 + -19 Combine like terms: 19 + -19 = 0 0 + 6x = 0 + -19 6x = 0 + -19 Combine like terms: 0 + -19 = -19 6x = -19 Divide each side by '6'. x = -3.166666667 Simplifying x = -3.166666667

Solution

x = {3, -3.166666667}

See similar equations:

| 4x-2=2-2x | | 8n^2-96n+256=0 | | 2×y/3=16/27 | | 3x(6+2)= | | 40+16.25x+8.50x=40+15.25+9.50x | | 1x/4=8 | | 5x^3-21x^2+14x-2=0 | | 8n^2=-3+8n | | y=3x^2+5x-2 | | 11.1c-2.4=-8.3c+7.3 | | x*3=2x+4 | | -2+9x=5x-5 | | 4np-7=3m+7 | | 6b^2+3b=-4 | | y-2=3y/4 | | 1/2x-5=2 | | 5sec^2x+4tanx=5 | | (2x-48)=x+32 | | 5sec^2(x)+4tanx=5 | | 4y+15=2y+3 | | y/2-832 | | -15n-3=6+18n+6 | | 7n-9=5(n+3) | | 3a-4=-1 | | x-2y+-5=0 | | x+32=2x+13 | | .3x^2+2x-1=0 | | x(4x-7)=8 | | (3w-7)(w)=40 | | 0=6x^2-x-5 | | 3m^2+8m=51 | | y/8-2=-5 |

Equations solver categories