4 years ago

2n-5=11 Two step equation

Mathematics

1 answer:

Alborosie4 years ago

4 0

Answer:

the answer is 8

Step-by-step explanation:

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Mekhanik [1.2K]

Answer:

210

Step-by-step explanation:

Use the order of operations pemdas( parenthesis, exponent, multiply, divide, add, subtract)

first do everything within the parenthesis.

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3 years ago

Solve the equation. 9x2 + 4 = 0

Alborosie

Answer: $x = \frac{2}{3}i , -\frac{2}{3}i$

Step-by-step explanation:

9x² + 4 = 0

-4 -4

9x² = -4

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x² = $\frac{-4}{9}$

$\sqrt{x^{2} } = \sqrt{-\frac{4}{9} }$

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