# Chapter 4 - Polynomials - 4.4 Addition and Subtraction of Polynomials - 4.4 Exercise Set: 10

$13x+11$

#### Work Step by Step

By combining like terms, the given expression, $(x+1)+(12x+10)$, simplifies to \begin{array}{l} (x+12x)+(10+1) \\\\= 13x+11 .\end{array}

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