15-b=12

solve each equation mentally

Is a toy collector's reasoning behind buying toys more similar or different than the average person who buys toys? plez explain

What is the Q3 of the following set of data? 106, 117, 152, 132, 148, 101, 124, 110, 167, 139, 112 a. 101 b. 124 c. 110 d. 148

The original price of an item plus a sales tax of 8.5%

Find the first two terms of an arithmetic sequence are 5 and 7 what is the explicit formula for the sequence

Tristan is working two summer jobs, making $7 per hour babysitting and $19 per hour lifeguarding. Tristan must earn at least $210 this week.

If P dollars is deposited in a savings account that pays interest at a rate of r % per year compounded continuously, find the balance after t years. (Round your answer to the nearest cent.) P = 100, r = 2 1/2, t = 12

Linda bought 56 books. Linda bought 8 times as many books as Pablo. let b be the number of books pablo bought

Which equation should be used to solve 81 + * = 108

Nadia started at 19.26 feet below sea level and then changed her altitude by climbing a total of 5,437.8 feet up from her initial position. What was Nadia's altitude at the end of her climb

A toy manufacturer needs a piece of plastic in the shape of a right triangle with the longer leg 6 cm more than the shorter leg and the hypotenuse 12 cm more than the shorter leg. How long should the sides of the triangle be?