Answer:
7/12
Step-by-step explanation:
3/12=1/4
2 1/4=9/4
8/12=2/3
1 2/3=5/3
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9/4-5/3=27/12-20/12=7/12
The coefficient is 2, the first number being multiplied by a variable will always be the coefficient.
Answer:
b. -1
Step-by-step explanation:
9=4a+13
-13 -13
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-4=4a
4a/-4
a=-1
Complex numbers have the form a + ib. Given a + ib, the complex conjugatet is a - ib.
Therefore, the complex conjugate of -1 + 3i is -1 - 3i.