25x^2-13x=10x^2-7

Simple and best practice solution for 25x^2-13x=10x^2-7 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 25x^2-13x=10x^2-7 equation:


Simplifying
25x2 + -13x = 10x2 + -7

Reorder the terms:
-13x + 25x2 = 10x2 + -7

Reorder the terms:
-13x + 25x2 = -7 + 10x2

Solving
-13x + 25x2 = -7 + 10x2

Solving for variable 'x'.

Reorder the terms:
7 + -13x + 25x2 + -10x2 = -7 + 10x2 + 7 + -10x2

Combine like terms: 25x2 + -10x2 = 15x2
7 + -13x + 15x2 = -7 + 10x2 + 7 + -10x2

Reorder the terms:
7 + -13x + 15x2 = -7 + 7 + 10x2 + -10x2

Combine like terms: -7 + 7 = 0
7 + -13x + 15x2 = 0 + 10x2 + -10x2
7 + -13x + 15x2 = 10x2 + -10x2

Combine like terms: 10x2 + -10x2 = 0
7 + -13x + 15x2 = 0

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

Divide each side by '15'.
0.4666666667 + -0.8666666667x + x2 = 0

Move the constant term to the right:

Add '-0.4666666667' to each side of the equation.
0.4666666667 + -0.8666666667x + -0.4666666667 + x2 = 0 + -0.4666666667

Reorder the terms:
0.4666666667 + -0.4666666667 + -0.8666666667x + x2 = 0 + -0.4666666667

Combine like terms: 0.4666666667 + -0.4666666667 = 0.0000000000
0.0000000000 + -0.8666666667x + x2 = 0 + -0.4666666667
-0.8666666667x + x2 = 0 + -0.4666666667

Combine like terms: 0 + -0.4666666667 = -0.4666666667
-0.8666666667x + x2 = -0.4666666667

The x term is -0.8666666667x.  Take half its coefficient (-0.4333333334).
Square it (0.1877777778) and add it to both sides.

Add '0.1877777778' to each side of the equation.
-0.8666666667x + 0.1877777778 + x2 = -0.4666666667 + 0.1877777778

Reorder the terms:
0.1877777778 + -0.8666666667x + x2 = -0.4666666667 + 0.1877777778

Combine like terms: -0.4666666667 + 0.1877777778 = -0.2788888889
0.1877777778 + -0.8666666667x + x2 = -0.2788888889

Factor a perfect square on the left side:
(x + -0.4333333334)(x + -0.4333333334) = -0.2788888889

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 4.83x+7.52(25-x)=158.41 | | 4x-[(2x-4)+6]-3x=-117 | | 4x[(2x-4)+6]-3x=-117 | | x^2-20x=20x+100 | | -2m=-6 | | 9/8 | | f(x)=2/3x-8 | | x(x-6)=x^2+8x+5 | | 100x^2-160x+63=0 | | f(5)=-29/2 | | 2x^2+2x+20=0 | | 4/32 | | 3x-4=6(x+2) | | 15a-14=16a+6 | | 28-4p=16-3p | | 4h-15=3h+4 | | f(x)=1/5 | | 2.5(m-0.4)-0.5m=2-0.5(m+4) | | b-2(b-14)= | | 5(2n-4)+5(3n-2)=2(3n+2)+14n | | 5.5=38.5q+4(-10q+2) | | f(40)=-4 | | 8*(2t^2+3t+108)= | | log(6)(x-3)-log(6)(2x-1)=2 | | 2x-7x+16=86 | | 4x+y=725 | | 0.5x+50=x | | 1000000/5 | | h=-4t^2+8t+5 | | 108=2l+2w | | 0.5x-0.1(3x-2)=0.4 | | ((6x-3)(6x-3)-9)/(3x-3) |

Equations solver categories