(x-1)(x+2)(x-7)(x+8)=0

Simple and best practice solution for (x-1)(x+2)(x-7)(x+8)=0 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-1)(x+2)(x-7)(x+8)=0 equation: 


Simplifying
(x + -1)(x + 2)(x + -7)(x + 8) = 0

Reorder the terms:
(-1 + x)(x + 2)(x + -7)(x + 8) = 0

Reorder the terms:
(-1 + x)(2 + x)(x + -7)(x + 8) = 0

Reorder the terms:
(-1 + x)(2 + x)(-7 + x)(x + 8) = 0

Reorder the terms:
(-1 + x)(2 + x)(-7 + x)(8 + x) = 0

Multiply (-1 + x) * (2 + x)
(-1(2 + x) + x(2 + x))(-7 + x)(8 + x) = 0
((2 * -1 + x * -1) + x(2 + x))(-7 + x)(8 + x) = 0
((-2 + -1x) + x(2 + x))(-7 + x)(8 + x) = 0
(-2 + -1x + (2 * x + x * x))(-7 + x)(8 + x) = 0
(-2 + -1x + (2x + x2))(-7 + x)(8 + x) = 0

Combine like terms: -1x + 2x = 1x
(-2 + 1x + x2)(-7 + x)(8 + x) = 0

Multiply (-2 + 1x + x2) * (-7 + x)
(-2(-7 + x) + 1x * (-7 + x) + x2(-7 + x))(8 + x) = 0
((-7 * -2 + x * -2) + 1x * (-7 + x) + x2(-7 + x))(8 + x) = 0
((14 + -2x) + 1x * (-7 + x) + x2(-7 + x))(8 + x) = 0
(14 + -2x + (-7 * 1x + x * 1x) + x2(-7 + x))(8 + x) = 0
(14 + -2x + (-7x + 1x2) + x2(-7 + x))(8 + x) = 0
(14 + -2x + -7x + 1x2 + (-7 * x2 + x * x2))(8 + x) = 0
(14 + -2x + -7x + 1x2 + (-7x2 + x3))(8 + x) = 0

Combine like terms: -2x + -7x = -9x
(14 + -9x + 1x2 + -7x2 + x3)(8 + x) = 0

Combine like terms: 1x2 + -7x2 = -6x2
(14 + -9x + -6x2 + x3)(8 + x) = 0

Multiply (14 + -9x + -6x2 + x3) * (8 + x)
(14(8 + x) + -9x * (8 + x) + -6x2 * (8 + x) + x3(8 + x)) = 0
((8 * 14 + x * 14) + -9x * (8 + x) + -6x2 * (8 + x) + x3(8 + x)) = 0
((112 + 14x) + -9x * (8 + x) + -6x2 * (8 + x) + x3(8 + x)) = 0
(112 + 14x + (8 * -9x + x * -9x) + -6x2 * (8 + x) + x3(8 + x)) = 0
(112 + 14x + (-72x + -9x2) + -6x2 * (8 + x) + x3(8 + x)) = 0
(112 + 14x + -72x + -9x2 + (8 * -6x2 + x * -6x2) + x3(8 + x)) = 0
(112 + 14x + -72x + -9x2 + (-48x2 + -6x3) + x3(8 + x)) = 0
(112 + 14x + -72x + -9x2 + -48x2 + -6x3 + (8 * x3 + x * x3)) = 0
(112 + 14x + -72x + -9x2 + -48x2 + -6x3 + (8x3 + x4)) = 0

Combine like terms: 14x + -72x = -58x
(112 + -58x + -9x2 + -48x2 + -6x3 + 8x3 + x4) = 0

Combine like terms: -9x2 + -48x2 = -57x2
(112 + -58x + -57x2 + -6x3 + 8x3 + x4) = 0

Combine like terms: -6x3 + 8x3 = 2x3
(112 + -58x + -57x2 + 2x3 + x4) = 0

Solving
112 + -58x + -57x2 + 2x3 + x4 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

See similar equations:

| -3/2x=1/6 | | 16cos-8=0 | | 2-w=3 | | h(x)=2x^2+3x | | 3x+10=68 | | -3(m+14)=-12 | | 0.5(x^4-7)+13= | | 2=7-w | | 10n^2+29n-10=0 | | 9t^2+15t+1=0 | | 3x+4x=y+4 | | 10n^2-29n-10=0 | | 10n^2+29n+10=0 | | 4(q-11)+3=19 | | 2cosx^2-cosx+-1=0 | | X(9x+1)=-2 | | 5x+4y-2=-6+7y-3x | | 5x^2-3x=3x-1 | | (4x^2+7x+1)-(3x^2+2x+6)= | | 7=3(r+1)+1 | | 3x+10=140 | | 2x(x^2+11x+28)=0 | | X+(x-15)=190 | | (3t^2+2t-7)+(t^2-2t-6)= | | -2(d+3)=10 | | C=0.3m+16 | | 3/4x=7/3 | | -2x-3(x+6)=18 | | 8x-15=x+6 | | 5a^2-10a-ab+2b=equation | | -2+3+d=1 | | (7u^2-4u-2)+(-5u+1)= |

Equations solver categories