x(7x-2)+x(2x-5)=(9x+7)(x-7)

Simple and best practice solution for x(7x-2)+x(2x-5)=(9x+7)(x-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 x(7x-2)+x(2x-5)=(9x+7)(x-7) equation:


Simplifying
x(7x + -2) + x(2x + -5) = (9x + 7)(x + -7)

Reorder the terms:
x(-2 + 7x) + x(2x + -5) = (9x + 7)(x + -7)
(-2 * x + 7x * x) + x(2x + -5) = (9x + 7)(x + -7)
(-2x + 7x2) + x(2x + -5) = (9x + 7)(x + -7)

Reorder the terms:
-2x + 7x2 + x(-5 + 2x) = (9x + 7)(x + -7)
-2x + 7x2 + (-5 * x + 2x * x) = (9x + 7)(x + -7)
-2x + 7x2 + (-5x + 2x2) = (9x + 7)(x + -7)

Reorder the terms:
-2x + -5x + 7x2 + 2x2 = (9x + 7)(x + -7)

Combine like terms: -2x + -5x = -7x
-7x + 7x2 + 2x2 = (9x + 7)(x + -7)

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

Reorder the terms:
-7x + 9x2 = (7 + 9x)(x + -7)

Reorder the terms:
-7x + 9x2 = (7 + 9x)(-7 + x)

Multiply (7 + 9x) * (-7 + x)
-7x + 9x2 = (7(-7 + x) + 9x * (-7 + x))
-7x + 9x2 = ((-7 * 7 + x * 7) + 9x * (-7 + x))
-7x + 9x2 = ((-49 + 7x) + 9x * (-7 + x))
-7x + 9x2 = (-49 + 7x + (-7 * 9x + x * 9x))
-7x + 9x2 = (-49 + 7x + (-63x + 9x2))

Combine like terms: 7x + -63x = -56x
-7x + 9x2 = (-49 + -56x + 9x2)

Add '-9x2' to each side of the equation.
-7x + 9x2 + -9x2 = -49 + -56x + 9x2 + -9x2

Combine like terms: 9x2 + -9x2 = 0
-7x + 0 = -49 + -56x + 9x2 + -9x2
-7x = -49 + -56x + 9x2 + -9x2

Combine like terms: 9x2 + -9x2 = 0
-7x = -49 + -56x + 0
-7x = -49 + -56x

Solving
-7x = -49 + -56x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '56x' to each side of the equation.
-7x + 56x = -49 + -56x + 56x

Combine like terms: -7x + 56x = 49x
49x = -49 + -56x + 56x

Combine like terms: -56x + 56x = 0
49x = -49 + 0
49x = -49

Divide each side by '49'.
x = -1

Simplifying
x = -1

See similar equations:

| 16in=cm | | x(5x-5)=(5x+5)(x-4) | | 8x-5+4x-19=180 | | X-6=x+3 | | 180=-8x-1x | | 4+-2d=12 | | 72=-3(5b-4) | | -3x+4=-2x-15 | | 5x-16=4x-5 | | 11e^10t=14e^6t | | .18x+.6(x-5)=.01(5x-5) | | 2(n+5)=4+2n | | 86=23-4x | | 8x+5x+7x+3+x=48 | | 4s^2-36s=0 | | -77=11x | | 1.46+1.6r=r+6.2 | | 4-3(2y+1)-9=2y-12 | | 37+x^2-12x=0 | | 6+-10k=16 | | x^2(x+1)+19x(x+1)+90(x+1)=0 | | 55/6= | | 6y-6-2y+5=0 | | 4r+7r+7+r= | | -5(2x+4)-3x(4-6x^2)=0 | | 6(3-t)-(3-4t)=6 | | -10m+3+2m=12-8m-9 | | 3x+3=4(3x+7) | | 10-(x+7)=8x-6 | | 3(2-x)=5*(2x-7)+2 | | 0=a(190-60)(190-60)+182 | | 0.5y+5-0.75y=0 |

Equations solver categories