The sum of three consecutive even integers is 168. Define an appropriate variable and write an equation that
represents the statement.
Solve to find the integers. Show all work and write a conclusion.

This is the number of parts out of 100, the numerator of a fraction where the denominator is 100. submit

Icould really use some with this question.

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.