(13x)(x-3)=x+32

Simple and best practice solution for (13x)(x-3)=x+32 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 (13x)(x-3)=x+32 equation:


Simplifying
(13x)(x + -3) = x + 32

Remove parenthesis around (13x)
13x(x + -3) = x + 32

Reorder the terms:
13x(-3 + x) = x + 32
(-3 * 13x + x * 13x) = x + 32
(-39x + 13x2) = x + 32

Reorder the terms:
-39x + 13x2 = 32 + x

Solving
-39x + 13x2 = 32 + x

Solving for variable 'x'.

Reorder the terms:
-32 + -39x + -1x + 13x2 = 32 + x + -32 + -1x

Combine like terms: -39x + -1x = -40x
-32 + -40x + 13x2 = 32 + x + -32 + -1x

Reorder the terms:
-32 + -40x + 13x2 = 32 + -32 + x + -1x

Combine like terms: 32 + -32 = 0
-32 + -40x + 13x2 = 0 + x + -1x
-32 + -40x + 13x2 = x + -1x

Combine like terms: x + -1x = 0
-32 + -40x + 13x2 = 0

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

Divide each side by '13'.
-2.461538462 + -3.076923077x + x2 = 0

Move the constant term to the right:

Add '2.461538462' to each side of the equation.
-2.461538462 + -3.076923077x + 2.461538462 + x2 = 0 + 2.461538462

Reorder the terms:
-2.461538462 + 2.461538462 + -3.076923077x + x2 = 0 + 2.461538462

Combine like terms: -2.461538462 + 2.461538462 = 0.000000000
0.000000000 + -3.076923077x + x2 = 0 + 2.461538462
-3.076923077x + x2 = 0 + 2.461538462

Combine like terms: 0 + 2.461538462 = 2.461538462
-3.076923077x + x2 = 2.461538462

The x term is -3.076923077x.  Take half its coefficient (-1.538461539).
Square it (2.366863907) and add it to both sides.

Add '2.366863907' to each side of the equation.
-3.076923077x + 2.366863907 + x2 = 2.461538462 + 2.366863907

Reorder the terms:
2.366863907 + -3.076923077x + x2 = 2.461538462 + 2.366863907

Combine like terms: 2.461538462 + 2.366863907 = 4.828402369
2.366863907 + -3.076923077x + x2 = 4.828402369

Factor a perfect square on the left side:
(x + -1.538461539)(x + -1.538461539) = 4.828402369

Calculate the square root of the right side: 2.197362594

Break this problem into two subproblems by setting 
(x + -1.538461539) equal to 2.197362594 and -2.197362594.

Subproblem 1

x + -1.538461539 = 2.197362594 Simplifying x + -1.538461539 = 2.197362594 Reorder the terms: -1.538461539 + x = 2.197362594 Solving -1.538461539 + x = 2.197362594 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.538461539' to each side of the equation. -1.538461539 + 1.538461539 + x = 2.197362594 + 1.538461539 Combine like terms: -1.538461539 + 1.538461539 = 0.000000000 0.000000000 + x = 2.197362594 + 1.538461539 x = 2.197362594 + 1.538461539 Combine like terms: 2.197362594 + 1.538461539 = 3.735824133 x = 3.735824133 Simplifying x = 3.735824133

Subproblem 2

x + -1.538461539 = -2.197362594 Simplifying x + -1.538461539 = -2.197362594 Reorder the terms: -1.538461539 + x = -2.197362594 Solving -1.538461539 + x = -2.197362594 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.538461539' to each side of the equation. -1.538461539 + 1.538461539 + x = -2.197362594 + 1.538461539 Combine like terms: -1.538461539 + 1.538461539 = 0.000000000 0.000000000 + x = -2.197362594 + 1.538461539 x = -2.197362594 + 1.538461539 Combine like terms: -2.197362594 + 1.538461539 = -0.658901055 x = -0.658901055 Simplifying x = -0.658901055

Solution

The solution to the problem is based on the solutions from the subproblems. x = {3.735824133, -0.658901055}

See similar equations:

| 41.75+0.20m=90 | | 5n-7=15 | | 5x+30y=10 | | (18)(8)=(2x-8)(9) | | 5k+8=-6-2k | | 10y+10=-4y | | 10a^2-53a+36=0 | | 5x+10-x=4x+8 | | -4(7x-1)+5x=-2(3x+4)-3x | | 4x+10+2x=2x | | 5x-2(x-4)=10+3x-2 | | -1.5x=-1.5 | | 6(f+5)+8=2j | | 5x(6)=x+14+x+17+8x+9 | | 9(b-4)=5b+8 | | Y=0.75x-5 | | 152=64.977+3.876x | | 8a-2(7a-3)= | | 1m=84 | | x^2=2y-4 | | p+(18-p)= | | 9(G-4)=5g+8 | | 15x+8x= | | 3m+8=12+3m-4 | | 7.3y-5.18=51.90 | | 2p^2-3=-11 | | 3+4(4n-4)=-109 | | 19.2=0.06(8-0.6m)+0.468 | | -5sinx+12cox=3 | | 12-7k+9-k= | | 7h=h-42 | | h=-16f^2+1900 |

Equations solver categories