(2x-9i)(x-2i)=

Simple and best practice solution for (2x-9i)(x-2i)= 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 (2x-9i)(x-2i)= equation: 


Simplifying
(2x + -9i)(x + -2i) = 0

Reorder the terms:
(-9i + 2x)(x + -2i) = 0

Reorder the terms:
(-9i + 2x)(-2i + x) = 0

Multiply (-9i + 2x) * (-2i + x)
(-9i * (-2i + x) + 2x * (-2i + x)) = 0
((-2i * -9i + x * -9i) + 2x * (-2i + x)) = 0

Reorder the terms:
((-9ix + 18i2) + 2x * (-2i + x)) = 0
((-9ix + 18i2) + 2x * (-2i + x)) = 0
(-9ix + 18i2 + (-2i * 2x + x * 2x)) = 0
(-9ix + 18i2 + (-4ix + 2x2)) = 0

Reorder the terms:
(-9ix + -4ix + 18i2 + 2x2) = 0

Combine like terms: -9ix + -4ix = -13ix
(-13ix + 18i2 + 2x2) = 0

Solving
-13ix + 18i2 + 2x2 = 0

Solving for variable 'i'.

Factor a trinomial.
(2i + -1x)(9i + -2x) = 0


Subproblem 1
Set the factor '(2i + -1x)' equal to zero and attempt to solve:

Simplifying
2i + -1x = 0

Solving
2i + -1x = 0

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

Add 'x' to each side of the equation.
2i + -1x + x = 0 + x

Combine like terms: -1x + x = 0
2i + 0 = 0 + x
2i = 0 + x
Remove the zero:
2i = x

Divide each side by '2'.
i = 0.5x

Simplifying
i = 0.5x

Subproblem 2
Set the factor '(9i + -2x)' equal to zero and attempt to solve:

Simplifying
9i + -2x = 0

Solving
9i + -2x = 0

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

Add '2x' to each side of the equation.
9i + -2x + 2x = 0 + 2x

Combine like terms: -2x + 2x = 0
9i + 0 = 0 + 2x
9i = 0 + 2x
Remove the zero:
9i = 2x

Divide each side by '9'.
i = 0.2222222222x

Simplifying
i = 0.2222222222x
Solution
i = {0.5x, 0.2222222222x}

See similar equations:

| (2x-9i)(x+2i)= | | 7x-9=12-7x | | 2r+5=8 | | 44220+0.33Y=Y | | 2x+15y=-5 | | 2+3x=-x-8 | | 2x-5(x+3)=0 | | 7x-8y=50 | | 40+0.3Y=Y | | 2x+y+2z=142 | | 3x+24x=23 | | x(.3+x)=(.2-x) | | 6(x)+10(y)=20.1 | | 2/(2-2x)=2.167 | | 5tanx-(5)/(3)cotx=0 | | 4x-3x+21-7=9 | | X+4-3x=2 | | 3x-8=67 | | 3x*-8=67 | | 2x+13=-14-17x | | 6(7-5)=18 | | 1.25r-7= | | X^2-14x+59=-18 | | 5a-2/3=3-a | | (3x+8)(7x^2+8x+4)= | | x^4-15.173x^2-0.00801=0 | | e^8x+9=6 | | -35=3m^2+26m | | (n+3)x(2n+5)= | | Arcos(1/2) | | 5y+5x-9=4y+7x-8 | | 9w+6=-3w^2 |

Equations solver categories