Maria invests a sum of money in a savings account with a fixed annual interest rate of 4.3196 compounded 12 times per year. After 10 years, the balance reaches $12.855.94. What was the amount of the initial investment?

Sheila wants to bake six muffins but the recipe is for 12 muffins . this means you only need half of the ingredients listed how much of the of each ingredient does she need? one cup and banana chips ,7 tablespoons oil , two eggs, 3/4 cups flour 1/4 cup walnuts show all you work and justify your answer using a baby toulmin.

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days

3x + 4y = 5 x- 3y = -7 solve by substitution