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Translate this verbal expression into an algebra $\newline$ ＂The sum of twice a number and $31$ .＂

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Division with decimal divisors

Full solution

Q. Translate this verbal expression into an algebra

\newline

＂The sum of twice a number and

31

.＂

Denote unknown number as 'n': Let's denote the unknown number as ' $n$ '. The phrase ＂twice a number＂ means we multiply the number by $2$ , so we have $2n$ .
Multiply number by $2$ : Next, we add $31$ to the expression of twice a number, which gives us $2n + 31$ .
Add $31$ to expression: There are no further operations or simplifications needed, so the algebraic expression for ＂the sum of twice a number and $31$ ＂ is $2n + 31$ .

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