thirteen decreased by eleven times a number is

Let's unravel this! When we say "thirteen decreased by eleven times a number," we can write it as an expression: 13 - 11x, where x represents the unknown number. It’s like a little puzzle waiting to be solved! This equation can have real-world applications, such as determining how much money you have left after spending a certain amount based on your income. Imagine earning a weekly allowance: if you spend 11 times your allowance, you'd want to know how much savings you have after your extravagant spending spree!