Solve for: (x^{4a+3})^5

Expression: ${\left( {x}^{4a+3} \right)}^{5}$

To raise a power to another power, multiply the exponents

${x}^{\left( 4a+3 \right) \times 5}$

Distribute $5$ through the parentheses

${x}^{20a+15}$