Justo2Hott Justo2Hott

15-01-2021
Mathematics

contestada

What is 2i-3=2(6-i)+7i as a fraction or decimal or whole number

Respuesta :

jimrgrant1 jimrgrant1

15-01-2021

Answer:

i = - 5

Step-by-step explanation:

Given

2i - 3 = 2(6 - i) + 7i ← distribute and simplify right side

2i - 3 = 12 - 2i + 7i

2i - 3 = 12 + 5i ( subtract 5i from both sides )

- 3i - 3 = 12 ( add 3 to both sides )

- 3i = 15 ( divide both sides by - 3 )

i = - 5

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