(4x-1)(15x-31)=-(8x+92)

Simple and best practice solution for (4x-1)(15x-31)=-(8x+92) 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 (4x-1)(15x-31)=-(8x+92) equation:


Simplifying
(4x + -1)(15x + -31) = -1(8x + 92)

Reorder the terms:
(-1 + 4x)(15x + -31) = -1(8x + 92)

Reorder the terms:
(-1 + 4x)(-31 + 15x) = -1(8x + 92)

Multiply (-1 + 4x) * (-31 + 15x)
(-1(-31 + 15x) + 4x * (-31 + 15x)) = -1(8x + 92)
((-31 * -1 + 15x * -1) + 4x * (-31 + 15x)) = -1(8x + 92)
((31 + -15x) + 4x * (-31 + 15x)) = -1(8x + 92)
(31 + -15x + (-31 * 4x + 15x * 4x)) = -1(8x + 92)
(31 + -15x + (-124x + 60x2)) = -1(8x + 92)

Combine like terms: -15x + -124x = -139x
(31 + -139x + 60x2) = -1(8x + 92)

Reorder the terms:
31 + -139x + 60x2 = -1(92 + 8x)
31 + -139x + 60x2 = (92 * -1 + 8x * -1)
31 + -139x + 60x2 = (-92 + -8x)

Solving
31 + -139x + 60x2 = -92 + -8x

Solving for variable 'x'.

Reorder the terms:
31 + 92 + -139x + 8x + 60x2 = -92 + -8x + 92 + 8x

Combine like terms: 31 + 92 = 123
123 + -139x + 8x + 60x2 = -92 + -8x + 92 + 8x

Combine like terms: -139x + 8x = -131x
123 + -131x + 60x2 = -92 + -8x + 92 + 8x

Reorder the terms:
123 + -131x + 60x2 = -92 + 92 + -8x + 8x

Combine like terms: -92 + 92 = 0
123 + -131x + 60x2 = 0 + -8x + 8x
123 + -131x + 60x2 = -8x + 8x

Combine like terms: -8x + 8x = 0
123 + -131x + 60x2 = 0

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

Divide each side by '60'.
2.05 + -2.183333333x + x2 = 0.0

Move the constant term to the right:

Add '-2.05' to each side of the equation.
2.05 + -2.183333333x + -2.05 + x2 = 0.0 + -2.05

Reorder the terms:
2.05 + -2.05 + -2.183333333x + x2 = 0.0 + -2.05

Combine like terms: 2.05 + -2.05 = 0.00
0.00 + -2.183333333x + x2 = 0.0 + -2.05
-2.183333333x + x2 = 0.0 + -2.05

Combine like terms: 0.0 + -2.05 = -2.05
-2.183333333x + x2 = -2.05

The x term is -2.183333333x.  Take half its coefficient (-1.091666667).
Square it (1.191736112) and add it to both sides.

Add '1.191736112' to each side of the equation.
-2.183333333x + 1.191736112 + x2 = -2.05 + 1.191736112

Reorder the terms:
1.191736112 + -2.183333333x + x2 = -2.05 + 1.191736112

Combine like terms: -2.05 + 1.191736112 = -0.858263888
1.191736112 + -2.183333333x + x2 = -0.858263888

Factor a perfect square on the left side:
(x + -1.091666667)(x + -1.091666667) = -0.858263888

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| x^4+7x^2-44=0 | | x-8=3x+1w | | 2x+30=-22 | | 4r/5-r/10=7 | | 15-12(8x-7)=20+6(9-4x) | | (2x+1)(16x+11)=2x+92 | | (9x+3)+(7x+1)=180 | | -2X-7=-7-6X-8 | | 5x+5x=11x-9 | | 11q+4q=60 | | (x-1)(27x+2)=5x+23 | | 2/3q-1/12 | | -2x^2+x-2=3 | | (35x+1)(4x+7)=-(19x+44) | | 13x=180 | | x^2+x-10=-20 | | 17-6z=42 | | 2[x]-5=11 | | (3x^4y^5)^3/18x^7y^2 | | 2x^2-x-c=0 | | 13-18-6k=6(1+3)k | | 2(x+1)/(6)-3x=-5 | | -3X-15=3-6X | | Sp-2=32 | | (4x+5)(12x-1)=-2(x-64) | | 4.9x^2+49.05x-57.37=0 | | 6-c=10 | | 17-4+6z+4=42 | | 1.3x+4=x-2 | | (14x+3)(x+1)=-(2x+3) | | 9a-8=13 | | B-(-8)=-3 |

Equations solver categories