-6x(x-1)-7=-7x+2

Simple and best practice solution for -6x(x-1)-7=-7x+2 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 -6x(x-1)-7=-7x+2 equation: 


Simplifying
-6x(x + -1) + -7 = -7x + 2

Reorder the terms:
-6x(-1 + x) + -7 = -7x + 2
(-1 * -6x + x * -6x) + -7 = -7x + 2
(6x + -6x2) + -7 = -7x + 2

Reorder the terms:
-7 + 6x + -6x2 = -7x + 2

Reorder the terms:
-7 + 6x + -6x2 = 2 + -7x

Solving
-7 + 6x + -6x2 = 2 + -7x

Solving for variable 'x'.

Reorder the terms:
-7 + -2 + 6x + 7x + -6x2 = 2 + -7x + -2 + 7x

Combine like terms: -7 + -2 = -9
-9 + 6x + 7x + -6x2 = 2 + -7x + -2 + 7x

Combine like terms: 6x + 7x = 13x
-9 + 13x + -6x2 = 2 + -7x + -2 + 7x

Reorder the terms:
-9 + 13x + -6x2 = 2 + -2 + -7x + 7x

Combine like terms: 2 + -2 = 0
-9 + 13x + -6x2 = 0 + -7x + 7x
-9 + 13x + -6x2 = -7x + 7x

Combine like terms: -7x + 7x = 0
-9 + 13x + -6x2 = 0

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

Divide each side by '-6'.
1.5 + -2.166666667x + x2 = 0

Move the constant term to the right:

Add '-1.5' to each side of the equation.
1.5 + -2.166666667x + -1.5 + x2 = 0 + -1.5

Reorder the terms:
1.5 + -1.5 + -2.166666667x + x2 = 0 + -1.5

Combine like terms: 1.5 + -1.5 = 0.0
0.0 + -2.166666667x + x2 = 0 + -1.5
-2.166666667x + x2 = 0 + -1.5

Combine like terms: 0 + -1.5 = -1.5
-2.166666667x + x2 = -1.5

The x term is -2.166666667x.  Take half its coefficient (-1.083333334).
Square it (1.173611113) and add it to both sides.

Add '1.173611113' to each side of the equation.
-2.166666667x + 1.173611113 + x2 = -1.5 + 1.173611113

Reorder the terms:
1.173611113 + -2.166666667x + x2 = -1.5 + 1.173611113

Combine like terms: -1.5 + 1.173611113 = -0.326388887
1.173611113 + -2.166666667x + x2 = -0.326388887

Factor a perfect square on the left side:
(x + -1.083333334)(x + -1.083333334) = -0.326388887

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| (7s+5)+s(-8s-4)-(3s-6)= | | 52=x^2+10x+25*(x-2) | | x+(x+6/5)=23 | | -3(1+6r)=14+r | | 40/x+6=8/3 | | 4x+10=19+x | | 3/4x20=x | | -4x=-30+2x | | -(x-12)=45 | | x-.07x=114390 | | 2(5+w)+2w=9w | | 4x-10=19+x | | -3(y+3)=2y+2 | | 9-1/44=5/22 | | 3/4x20 | | 210+.25x=370 | | 3x(5y)(-9)= | | t/8-6=18 | | 5n+m/10 | | 1+(-1)+y-(-2)=3+y+1+(-y) | | 3/4x20=5/6x | | m-3(m-5)=21 | | -(x-8)+3x+5=17 | | 4,3v-6=8+2.3v | | 0=256-16t^2 | | 19+2(w-2)-9w=-3(w+2)+6 | | w+t+5+n=180 | | 8(6x+5)=48x-10 | | -5z+6z= | | 12x-15=90 | | 8x+16-6x=12 | | 13-1(-6+7)+9= |

Equations solver categories