Answer:
2
Step-by-step explanation:
Your answer would be option B. 2y² - y - 6 = 0. This is because if you were to substitute x = y² - 1 into the equation 2x - y = 4, you would get 2(y² - 1) - y = 4, which expands into 2y² - 2 - y = 4, and then simplifies to 2y² - y - 6 = 0.
I hope this helps!
Answer:
D.
Step-by-step explanation:
Given
Required
Determine its equivalent
<em>From the list of given options, the correct answer is</em>
This is shown as follows;
Multiply both sides by
Open Bracket
Subtract x from both sides
Multiply both sides by -1
Reorder
<em>Hence, the correct option is D</em>
The weight Kristen can lift is 1.3 times more than Jane's
<h3>How to determine the number of times?</h3>
The given paramater can be represented using the following equation
Kristen = 133% * Jane
Express the percentage as decimal
Kristen = 1.33 * Jane
Hence, the weight Kristen can lift is 1.3 times more than Jane's
Read more about percentage at:
brainly.com/question/843074
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Answer:
First one
Step-by-step explanation:
None of the equations are identities