Question

The sum of two numbers is 47. The greater number is 9 more than the smaller number. Which equation can be used to solve for the smaller number?

Ox+(x + 9) = 47
Ox - (x + 9) = 47
OxIx + 9) = 47
xix - 9) = 47
For big exam! Help

Answer 1

Answer: x+(x+9)

Explanation:

Answer 2

Explanation:

We are given

`X + Y = 47\\and\\Y = X + 9\\\\use \: substitution\\X + (X + 9) = 47`