What is (-7-3i)+(-5+10i) ?

The solution to (-7-3i)+(-5+10i) is -12+7i

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simplify (-7-3i)+(-5+10i)

simplify

(- 7 - 3 i) + (- 5 + 10 i)

- 12 + 7 i

Solution steps

(- 7 - 3 i) + (- 5 + 10 i)

Group the real part and the imaginary part of the complex number

(a + bi) + (c + d i) = (a + c) + (b + d) i

= (- 7 - 5) + (- 3 + 10) i

Simplify

(- 7 - 5) + (- 3 + 10) i : - 12 + 7 i

= - 12 + 7 i

(x - 6) (x - 1) (x - 4)

(3 a - 4)^{3}

\frac{x ^{2} + 2 x - 3}{x - 1}

x^{2} - 18 - 7 x

- 1 + 0