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Questions and Answers
What is the value of 'x' in the equation 2x + 5 = 15?
What is the value of 'x' in the equation 2x + 5 = 15?
- x = 3
- x = 7.5
- x = 5 (correct)
- x = 10
What is the value of 'y' in the equation 3y - 7 = 14?
What is the value of 'y' in the equation 3y - 7 = 14?
- y = 5
- y = 7
- y = 6
- y = 9 (correct)
Which of the following is the formula for finding the area of a circle?
Which of the following is the formula for finding the area of a circle?
- A = πr² (correct)
- A = 1/2πr²
- A = 2πr
- A = πd
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Study Notes
What is the value of 'x' in the equation 2x + 5 = 15? What is the value of 'y' in the equation 3y - 7 = 14? Which of the following is the formula for finding the area of a circle?
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