Question

Find the sum.(2x + 3y) + (4x + 9y)

Answer 1

Given the expression:

`(2x+3y)+(4x+9y)`

To find the sum, we can group the similar terms and then do the addition:

`\begin{gathered} (2x+3y)+(4x+9y)=2x+3y+4x+9y \\ =2x+4x+3y+9y=6x+12y \end{gathered}`

therefore, the sum is 6x+12y