Simplify (4+9i)-(7-8i)

Math
(4+9i)-(7-8i)
Simplify each term.
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Apply the distributive property.
4+9i-1⋅7-(-8i)
Multiply -1 by 7.
4+9i-7-(-8i)
Multiply -8 by -1.
4+9i-7+8i
4+9i-7+8i
Simplify by adding terms.
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Subtract 7 from 4.
-3+9i+8i
Add 9i and 8i.
-3+17i
-3+17i
Simplify (4+9i)-(7-8i)

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