Simplify 3^x+3^x+3^x

$3^{x} + 3^{x} + 3^{x}$

Add $3^{x}$ and $3^{x}$ .

$2 \cdot 3^{x} + 3^{x}$

Add $2 \cdot 3^{x}$ and $3^{x}$ .

$3 \cdot 3^{x}$

Multiply $3$ by $3^{x}$ .

Raise $3$ to the power of $1$ .

$3^{1} \cdot 3^{x}$

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$3^{1 + x}$