How to find a whole number in this question 4% of ... is 56?
1 answer:
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Answer:
x ≈ - 10.65, x ≈ - 5.35
Step-by-step explanation:
Given
(x + 8)² - 7 = 0 ( add 7 to both sides )
(x + 8)² = 7 ( take the square root of both sides )
x + 8 = ± ( subtract 8 from both sides )
x = - 8 ± , thus
x = - 8 - ≈ - 10.65
x = - 8 + ≈ - 5.35
Answer:
<h3>Step-by-step explanation:
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Now, Using Pythagoras theorem
plug the values
⇒
Evaluate the power
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Swap the sides of the equation
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Move constant to right hand side and change it's sign
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Calculate the difference
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Squaring on both sides
⇒
Hope I helped!
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