-5(1-5x)+5x(-8x-2)=-4x-8x

Simple and best practice solution for -5(1-5x)+5x(-8x-2)=-4x-8x 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 -5(1-5x)+5x(-8x-2)=-4x-8x equation: 


Simplifying
-5(1 + -5x) + 5x(-8x + -2) = -4x + -8x
(1 * -5 + -5x * -5) + 5x(-8x + -2) = -4x + -8x
(-5 + 25x) + 5x(-8x + -2) = -4x + -8x

Reorder the terms:
-5 + 25x + 5x(-2 + -8x) = -4x + -8x
-5 + 25x + (-2 * 5x + -8x * 5x) = -4x + -8x
-5 + 25x + (-10x + -40x2) = -4x + -8x

Combine like terms: 25x + -10x = 15x
-5 + 15x + -40x2 = -4x + -8x

Combine like terms: -4x + -8x = -12x
-5 + 15x + -40x2 = -12x

Solving
-5 + 15x + -40x2 = -12x

Solving for variable 'x'.

Reorder the terms:
-5 + 15x + 12x + -40x2 = -12x + 12x

Combine like terms: 15x + 12x = 27x
-5 + 27x + -40x2 = -12x + 12x

Combine like terms: -12x + 12x = 0
-5 + 27x + -40x2 = 0

Begin completing the square.  Divide all terms by
-40 the coefficient of the squared term: 

Divide each side by '-40'.
0.125 + -0.675x + x2 = 0.0

Move the constant term to the right:

Add '-0.125' to each side of the equation.
0.125 + -0.675x + -0.125 + x2 = 0.0 + -0.125

Reorder the terms:
0.125 + -0.125 + -0.675x + x2 = 0.0 + -0.125

Combine like terms: 0.125 + -0.125 = 0.000
0.000 + -0.675x + x2 = 0.0 + -0.125
-0.675x + x2 = 0.0 + -0.125

Combine like terms: 0.0 + -0.125 = -0.125
-0.675x + x2 = -0.125

The x term is -0.675x.  Take half its coefficient (-0.3375).
Square it (0.11390625) and add it to both sides.

Add '0.11390625' to each side of the equation.
-0.675x + 0.11390625 + x2 = -0.125 + 0.11390625

Reorder the terms:
0.11390625 + -0.675x + x2 = -0.125 + 0.11390625

Combine like terms: -0.125 + 0.11390625 = -0.01109375
0.11390625 + -0.675x + x2 = -0.01109375

Factor a perfect square on the left side:
(x + -0.3375)(x + -0.3375) = -0.01109375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 24/15=20 | | 36=(6x+1)/(x-6) | | X^2-5x-36=4x | | X^3=-2x^2+8x | | (X+5)/4=-7 | | 16=(6x+1)/(x-1) | | X^2+3x+6=-2x | | X^3=-2x+8x | | 3(2x+1)(x-3)=0 | | 6/46x23/30/-2/10 | | 9u-u= | | 18t=6+6(4t+11) | | y-4.73=7.4 | | r-9.2=-6.8 | | 5x^2-3x+4=x^2-3x+13 | | (x+5)/4=7 | | c+20=15 | | 42=2w+8 | | k(2)+2k-71=9 | | d/20=9 | | k/4=-15 | | Xy-5y-2x+10= | | -6w=108 | | 8x^3y^2+27y^2= | | 6x-30=x-x+4 | | n-20=-19 | | 14x^2-5=0 | | -7+ln(3x)=4 | | 5x^2y^3(3x^2+xy+4y)= | | (s+2)+2s=8 | | -120x+3000=1500 | | -160x+4000=2500 |

Equations solver categories