(07.02)
the following table shows the length and width of two rectangles
length width
rectangle a 3x + 2
rectangle b x + 5
which expression is the result of the perimeter of rectangle b minus the perimeter of
rectangle a?
2x + 2
o 2x + 6
22x + 14
22x + 18

What is the unit rate to: a 13-ounce package of pistachios costs $5.99.

Write the expression as a single natural logarithm. 2 in a - 4 in y

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.