Thomas is throwing a graduation party for his son Michael. He went to the store and bought a total of 34 apples. The number of green apples is 8 less than 5 times the number of red apples. Answer all parts. 1. Write 2 equations using the variables r and g that can be solved simultaneously to represent the equation. 2. Determine how many red and how many green apples he bought.

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.