(2x-5)(3x+1)=3x

Simple and best practice solution for (2x-5)(3x+1)=3x 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-5)(3x+1)=3x equation:


Simplifying
(2x + -5)(3x + 1) = 3x

Reorder the terms:
(-5 + 2x)(3x + 1) = 3x

Reorder the terms:
(-5 + 2x)(1 + 3x) = 3x

Multiply (-5 + 2x) * (1 + 3x)
(-5(1 + 3x) + 2x * (1 + 3x)) = 3x
((1 * -5 + 3x * -5) + 2x * (1 + 3x)) = 3x
((-5 + -15x) + 2x * (1 + 3x)) = 3x
(-5 + -15x + (1 * 2x + 3x * 2x)) = 3x
(-5 + -15x + (2x + 6x2)) = 3x

Combine like terms: -15x + 2x = -13x
(-5 + -13x + 6x2) = 3x

Solving
-5 + -13x + 6x2 = 3x

Solving for variable 'x'.

Reorder the terms:
-5 + -13x + -3x + 6x2 = 3x + -3x

Combine like terms: -13x + -3x = -16x
-5 + -16x + 6x2 = 3x + -3x

Combine like terms: 3x + -3x = 0
-5 + -16x + 6x2 = 0

Begin completing the square.  Divide all terms by
6 the coefficient of the squared term: 

Divide each side by '6'.
-0.8333333333 + -2.666666667x + x2 = 0

Move the constant term to the right:

Add '0.8333333333' to each side of the equation.
-0.8333333333 + -2.666666667x + 0.8333333333 + x2 = 0 + 0.8333333333

Reorder the terms:
-0.8333333333 + 0.8333333333 + -2.666666667x + x2 = 0 + 0.8333333333

Combine like terms: -0.8333333333 + 0.8333333333 = 0.0000000000
0.0000000000 + -2.666666667x + x2 = 0 + 0.8333333333
-2.666666667x + x2 = 0 + 0.8333333333

Combine like terms: 0 + 0.8333333333 = 0.8333333333
-2.666666667x + x2 = 0.8333333333

The x term is -2.666666667x.  Take half its coefficient (-1.333333334).
Square it (1.777777780) and add it to both sides.

Add '1.777777780' to each side of the equation.
-2.666666667x + 1.777777780 + x2 = 0.8333333333 + 1.777777780

Reorder the terms:
1.777777780 + -2.666666667x + x2 = 0.8333333333 + 1.777777780

Combine like terms: 0.8333333333 + 1.777777780 = 2.6111111133
1.777777780 + -2.666666667x + x2 = 2.6111111133

Factor a perfect square on the left side:
(x + -1.333333334)(x + -1.333333334) = 2.6111111133

Calculate the square root of the right side: 1.615893286

Break this problem into two subproblems by setting 
(x + -1.333333334) equal to 1.615893286 and -1.615893286.

Subproblem 1

x + -1.333333334 = 1.615893286 Simplifying x + -1.333333334 = 1.615893286 Reorder the terms: -1.333333334 + x = 1.615893286 Solving -1.333333334 + x = 1.615893286 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.333333334' to each side of the equation. -1.333333334 + 1.333333334 + x = 1.615893286 + 1.333333334 Combine like terms: -1.333333334 + 1.333333334 = 0.000000000 0.000000000 + x = 1.615893286 + 1.333333334 x = 1.615893286 + 1.333333334 Combine like terms: 1.615893286 + 1.333333334 = 2.94922662 x = 2.94922662 Simplifying x = 2.94922662

Subproblem 2

x + -1.333333334 = -1.615893286 Simplifying x + -1.333333334 = -1.615893286 Reorder the terms: -1.333333334 + x = -1.615893286 Solving -1.333333334 + x = -1.615893286 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.333333334' to each side of the equation. -1.333333334 + 1.333333334 + x = -1.615893286 + 1.333333334 Combine like terms: -1.333333334 + 1.333333334 = 0.000000000 0.000000000 + x = -1.615893286 + 1.333333334 x = -1.615893286 + 1.333333334 Combine like terms: -1.615893286 + 1.333333334 = -0.282559952 x = -0.282559952 Simplifying x = -0.282559952

Solution

The solution to the problem is based on the solutions from the subproblems. x = {2.94922662, -0.282559952}

See similar equations:

| -3/7x(-8) | | -9t-5g-8g-10t= | | f(-1/3)=2x-14 | | 1230-250-x=721 | | 16-4x=4x+9 | | y-1=-4(x+6) | | 1.7E-3=(4x^2)/(1.4-x)^2 | | 177=27-x | | -41=-17-2x | | 2-8/-2-3--12/-6x-2 | | 10325+x=10594 | | Sinex=3*cosinex | | 16x-14=42 | | -4v+2u-2d-2u= | | ((5X)/3)-X=(X/6)-(3/2) | | 3+(8+y)+(5-2)=80 | | 0.97y+2.27-0.07y=7.67 | | -rx-ry= | | X*0.05=38 | | -px-py= | | (10+3)+x=55 | | W-5=-5+w | | 4v-15=-3 | | .33(3w-15)=-.2(25-5w) | | 3x-8=x+9 | | 25f+3d-26f-8d= | | 6x+5-2(x+1)=9x+7 | | 34=3a+2+3a+2+2a+2a | | 20p+60= | | =5(2)(-3)(-6)-4(-36+16) | | 3(4-n)+6n=-24 | | 5y=12.14285714 |

Equations solver categories