In 1963, Dr. Martin Luther King Jr. began his famous "I have a dream" speech with the words "Five score years ago, a great American, in whose symbolic shadow we stand,
signed the Emancipation Proclamation." The proclamation was signed by President
Abraham Lincoln in 1863.
Part 1 out of 2
Using the dates given, enter and solve an equation that can be used to find the
number of years in a score. Use s to represent the value of a score.
The equation is
= 1863.
S =

Iam a rectangle. my perimeter is 60 feet. how much are do i cover?

The length of a rectangular piece of land is 92 yards more than three times its width. the perimeter is 760 yards. find its dimensions.

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.