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Earn +20 ptsQ: The sum of a number and twice the number is 30?
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The sum of a number and twice the number is 30 Find the number?
10
What is twice the sum of 15?
It is: 15+15 = 30
The sum of two and twice a number is 36 How do write this equation?
"the sum of 2" and "twice" "a number" "is" "36"2+2x=36 â–
The sum of twice a number and 7?
?=2n+7
The sum of 6 and twice a number?
2x+6
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