(12+9i)-(-5-3i)=

Simple and best practice solution for (12+9i)-(-5-3i)= 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 (12+9i)-(-5-3i)= equation:


Simplifying
(12 + 9i) + -1(-5 + -3i) = 0

Remove parenthesis around (12 + 9i)
12 + 9i + -1(-5 + -3i) = 0
12 + 9i + (-5 * -1 + -3i * -1) = 0
12 + 9i + (5 + 3i) = 0

Reorder the terms:
12 + 5 + 9i + 3i = 0

Combine like terms: 12 + 5 = 17
17 + 9i + 3i = 0

Combine like terms: 9i + 3i = 12i
17 + 12i = 0

Solving
17 + 12i = 0

Solving for variable 'i'.

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

Add '-17' to each side of the equation.
17 + -17 + 12i = 0 + -17

Combine like terms: 17 + -17 = 0
0 + 12i = 0 + -17
12i = 0 + -17

Combine like terms: 0 + -17 = -17
12i = -17

Divide each side by '12'.
i = -1.416666667

Simplifying
i = -1.416666667

See similar equations:

| .77=x/(1+x) | | 18g+12=16g+28 | | 22=(x+8)+x | | 3a-2=4(2a+2) | | .77=x/1+x | | 1/3(6) | | (3-5i)+(8+6i)= | | 4b/4=428/4 | | 0.666q+7=4-0.833q | | 4i+(17-3i)= | | 2p^2-14p-4=0 | | 112z=56 | | 3x+7=97-5x | | -r-5=4+2r | | 216/-8 | | 800=x+(1.5x/5) | | -32+6(3x+4)=-(-5x+38)+3x | | 17h=-51 | | -4x-2(5x-7)+2=-3(3x+5)-4 | | 7n-20=-3n | | 3r^2+r-4=0 | | m/7=43 | | 15x-5x+5=5x+20 | | 64y=-16 | | 1a+11=9a+1 | | 1/5c=35 | | X^4+12X^2=-27 | | 7a+7=9a+1 | | x/0.07=5 | | (14x^3-(5x)-8)-(6x^3-6x+7)= | | 72-6x=2 | | 176-6x=39x+21 |

Equations solver categories