The ages of the 2 brothers can be represented as consecutive even integers. If the age of the younger brother is expressed as x + 1, express the age of the older brother?
A scientist is studying wildlife. She estimates the population of bats in her state to be 270,000. She predicts the population to grow at an average annual rate of 2.9 percent.
Using the scientist’s prediction, create an equation that models the population of bats, y, after x years.
What is the interest if the principal is $1620.24 rate is 0.08 and time is 9?
Find the positive difference between 16 and -2.
Why does this equation have no solution 3(x + 4) = 8x + 3 − 5x ?
What is the input of the function when the output is 20?
A man has 25 coins in his pocket, all of which are dimes and quarters. If the total value of his change is 415 cents, how many dimes and how many quarters does he have?
The measure of one angle is thirteen more than six times the measure of another angle. The sum of the measures of the two angles is 90°. Determine the measures of each angle in degrees.
A local store is advertising a shirt on sale for 40% off the original price. The sale price is $21.00. What was the original price of the shirt?