Question

# Add $3x+11$ and $7x-5$.

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Solution

## Addition of $3x+11$ and $7x-5$can be done as follows.On grouping the like terms, we have :$\begin{array}{rcl}& =& \left(3x+11\right)+\left(7x–5\right)\\ & =& \left(3x+7x\right)+\left(11–5\right)\\ & =& 10x+6\end{array}$Hence, on adding $3x+11$ and $7x-5$ we get $10x+6$.

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