(x-4)(x+3i)=0

Simple and best practice solution for (x-4)(x+3i)=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-4)(x+3i)=0 equation:


Simplifying
(x + -4)(x + 3i) = 0

Reorder the terms:
(-4 + x)(x + 3i) = 0

Reorder the terms:
(-4 + x)(3i + x) = 0

Multiply (-4 + x) * (3i + x)
(-4(3i + x) + x(3i + x)) = 0
((3i * -4 + x * -4) + x(3i + x)) = 0
((-12i + -4x) + x(3i + x)) = 0
(-12i + -4x + (3i * x + x * x)) = 0
(-12i + -4x + (3ix + x2)) = 0

Reorder the terms:
(-12i + 3ix + -4x + x2) = 0
(-12i + 3ix + -4x + x2) = 0

Solving
-12i + 3ix + -4x + x2 = 0

Solving for variable 'i'.

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

Add '4x' to each side of the equation.
-12i + 3ix + -4x + 4x + x2 = 0 + 4x

Combine like terms: -4x + 4x = 0
-12i + 3ix + 0 + x2 = 0 + 4x
-12i + 3ix + x2 = 0 + 4x
Remove the zero:
-12i + 3ix + x2 = 4x

Add '-1x2' to each side of the equation.
-12i + 3ix + x2 + -1x2 = 4x + -1x2

Combine like terms: x2 + -1x2 = 0
-12i + 3ix + 0 = 4x + -1x2
-12i + 3ix = 4x + -1x2

Reorder the terms:
-12i + 3ix + -4x + x2 = 4x + -4x + -1x2 + x2

Combine like terms: 4x + -4x = 0
-12i + 3ix + -4x + x2 = 0 + -1x2 + x2
-12i + 3ix + -4x + x2 = -1x2 + x2

Combine like terms: -1x2 + x2 = 0
-12i + 3ix + -4x + x2 = 0

The solution to this equation could not be determined.

See similar equations:

| -5y+4=-6y+3 | | -2(-v+3u-2)= | | 1(-3y+-2)=4 | | 15-b=80 | | 2/3x^(-1/3)-2x | | 4x-1=7+3x | | -11+(-2)-(+13)= | | 5(8n+31)+9(n+1)= | | 5(3x+2)=37 | | z^3-6j=0 | | 5(3a-b)-8(7b-2a)= | | -13+(-12)+1= | | 5p+7=4p+12 | | 6+Ln(x-4)=7 | | 2-6(6-3x)=0 | | 77y-84=2y+61 | | 5(9n+33)+8(n+1)= | | 8-3(7x+4)=6 | | 12n-9+62-16n+2=180 | | 2+5-(-9)= | | y+4=8-3 | | 7n+18=4n-24 | | 7a-49+26=4a-20 | | 4(2x-1)+15=6-2(x-5) | | 2/5(7x-1)=8 | | 5x+(1)x-1=180 | | 4x[3x^2-4(x-1)]= | | -x+22=-x+16 | | X/3=x/4 | | X/1=8/11 | | 4-2x=-5-1 | | -6+2-(-14)+(-6)= |

Equations solver categories