Question

The sum of two number is 47.The greater number is 9 more than the smaller number.Which equation can be used to solve for the smaller number? X+(x+9)=47

X-(x+9)=47
X(x+9)=47
X(x-9)=47

Answer 1

first option

Explanation:

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Answer 2

let x and y be two numbers
⇒ x + y = 47

let y be the greater of the two numbers
⇒ x + (x +9) = 47

∴ the first option would be the correct answer.