Brainliest to best answer that shows all work, you might need to write this out on paper. 5. you are given the following equation: 24+6=−18 5a. identify the x-intercept of the equation. 5b. identify the y-intercept of the equation. 5c. graph the equation.

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.