Learning Task 3. Write the equation or inequality described in the following problems.
1. Twice the sum of a number and 10 is 55. _____
2. The sum of two consecutive even integers is 162. ____
3. Nine subtracted from quotient of a number and three Is twenty-one. _______
4. If seven is subtracted from six times a number, the result is at least 10. ____
5. The circumference of the circle with radius y is at most 25. _____
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1. Twice the sum of a number and 10 is 55. _____
2. The sum of two consecutive even integers is 162. ____
3. Nine subtracted from quotient of a number and three Is twenty-one. _______
4. If seven is subtracted from six times a number, the result is at least 10. ____
5. The circumference of the circle with radius y is at most 25. _____
Pa help naman po.
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Answer:
1. Let x - the number
then,
2(x + 10) = 55
2. Let x - the first even integer
x + 2 - second even integer
then,
x + (x + 2) = 162
3. Let x - the number
then,
4. Let x - the number
then,
6x - 7 ≤ 10
5. Let y - radius of the circle
C - circumference of the circle
then,
Cy ≥ 25
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