Simplify the expression. Enter the answer in a + bi form. $( 7 + i ) - ( 1 - 2 i )$
A) $6 + 3 i$
B) $6 - 3 j$
C) $6 + i$
D) $6 - i$

Name: Simplify the expression. Enter the answer in a + bi form. $( 7 + i ) - ( 1 - 2 i )$ A) $6 + 3 i$ B) $6 - 3 j$ C) $6 + i$ D) $6 - i$
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Question

Quizplus · Accepted Answer

To simplify the expression $(7 + i) - (1 - 2i)$, distribute the negative sign to the second term to get $7 + i - 1 + 2i$. Combine like terms to get $6 + 3i$.

Simplify the Expression (7+i)−(1−2i)( 7 + i ) - ( 1 - 2 i )(7+i)−(1−2i)

Simplify the Expression $( 7 + i ) - ( 1 - 2 i )$