(5-9i)+(7+8i)=(7+8i)

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Solution for (5-9i)+(7+8i)=(7+8i) equation: 



(5-9i)+(7+8i)=(7+8i)

We move all terms to the left:

(5-9i)+(7+8i)-((7+8i))=0

We add all the numbers together, and all the variables

(-9i+5)+(8i+7)-((8i+7))=0

We get rid of parentheses

-9i+8i-((8i+7))+5+7=0



We calculate terms in parentheses: -((8i+7)), so:

(8i+7)

We get rid of parentheses

8i+7

Back to the equation:

-(8i+7)



We add all the numbers together, and all the variables

-1i-(8i+7)+12=0

We get rid of parentheses

-1i-8i-7+12=0

We add all the numbers together, and all the variables

-9i+5=0

We move all terms containing i to the left, all other terms to the right

-9i=-5

i=-5/-9

i=5/9

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