The sum of three times a number plus (-7) is 14. What is the number?
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The no. Is 7
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Answer:
The number is 7.
Step-by-step explanation:
Let the number be 'x'
Three times a number: 3x
3x + (-7) = 14
3x - 7 = 14
3x = 14 + 7 [(-7) changes its sign when it is moved to the = sign's other side]
3x = 21
x = 21/3
x = 7
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