[8y+(9x+7)][8y-(9x+7)]=

Simple and best practice solution for [8y+(9x+7)][8y-(9x+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 [8y+(9x+7)][8y-(9x+7)]= equation: 


Simplifying
[8y + (9x + 7)][8y + -1(9x + 7)] = 0

Reorder the terms:
[8y + (7 + 9x)][8y + -1(9x + 7)] = 0

Remove parenthesis around (7 + 9x)
[8y + 7 + 9x][8y + -1(9x + 7)] = 0

Reorder the terms:
[7 + 9x + 8y][8y + -1(9x + 7)] = 0

Reorder the terms:
[7 + 9x + 8y][8y + -1(7 + 9x)] = 0
[7 + 9x + 8y][8y + (7 * -1 + 9x * -1)] = 0
[7 + 9x + 8y][8y + (-7 + -9x)] = 0

Reorder the terms:
[7 + 9x + 8y][-7 + -9x + 8y] = 0

Multiply [7 + 9x + 8y] * [-7 + -9x + 8y]
[7[-7 + -9x + 8y] + 9x * [-7 + -9x + 8y] + 8y * [-7 + -9x + 8y]] = 0
[[-7 * 7 + -9x * 7 + 8y * 7] + 9x * [-7 + -9x + 8y] + 8y * [-7 + -9x + 8y]] = 0
[[-49 + -63x + 56y] + 9x * [-7 + -9x + 8y] + 8y * [-7 + -9x + 8y]] = 0
[-49 + -63x + 56y + [-7 * 9x + -9x * 9x + 8y * 9x] + 8y * [-7 + -9x + 8y]] = 0

Reorder the terms:
[-49 + -63x + 56y + [-63x + 72xy + -81x2] + 8y * [-7 + -9x + 8y]] = 0
[-49 + -63x + 56y + [-63x + 72xy + -81x2] + 8y * [-7 + -9x + 8y]] = 0
[-49 + -63x + 56y + -63x + 72xy + -81x2 + [-7 * 8y + -9x * 8y + 8y * 8y]] = 0

Reorder the terms:
[-49 + -63x + 56y + -63x + 72xy + -81x2 + [-72xy + -56y + 64y2]] = 0
[-49 + -63x + 56y + -63x + 72xy + -81x2 + [-72xy + -56y + 64y2]] = 0

Reorder the terms:
[-49 + -63x + -63x + 72xy + -72xy + -81x2 + 56y + -56y + 64y2] = 0

Combine like terms: -63x + -63x = -126x
[-49 + -126x + 72xy + -72xy + -81x2 + 56y + -56y + 64y2] = 0

Combine like terms: 72xy + -72xy = 0
[-49 + -126x + 0 + -81x2 + 56y + -56y + 64y2] = 0
[-49 + -126x + -81x2 + 56y + -56y + 64y2] = 0

Combine like terms: 56y + -56y = 0
[-49 + -126x + -81x2 + 0 + 64y2] = 0
[-49 + -126x + -81x2 + 64y2] = 0

Solving
-49 + -126x + -81x2 + 64y2 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

See similar equations:

| 3.5x+2.5x+90=180 | | 12x+23-7x=70-2 | | 1/5x5/11 | | x^3+11x^2+24x=100 | | 3x+13x+4x=180 | | 2n/7n+1 | | 2/7n+1 | | 9=-36x | | 12y^2+21+32y=0 | | 5-(-1)-2=3+(-1)+5 | | 1/5x=2/7x | | 5/8y=-1y | | n+1-11=13 | | x^2+x+16=-6x+4 | | 4x+9=33-2x | | 4ln(2)+ln(x-1)=ln(32) | | 5x-6y=-2 | | y^2-3y-10=-1 | | f(x)=1x^2 | | (x^(4/3))+(2x^(2/3))-24 | | 3.75=3x^2-3 | | f(x)=2-x^2 | | -x^2-50x+144=0 | | -x^2-50Q+144=0 | | 6x-2=3x+11 | | s^3-8= | | -2t/3t=22 | | 2c^2-3=5c | | 2m-n/4m-2n | | -2c^3d^2*-3c^3d^3= | | 11+5=9x+11 | | 4y/y^2-1+y-1/y+1 |

Equations solver categories