Karen and Bill collect coins. Karen has x coins. Bill has 4 coins fewer than four times the number of coins Karen has. Write and simplify an expression for the total number of coins Karen and Bill have.

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate. true or false?

Scenario: a rectangular plot of ground is 5 meters longer than it is wide. its area is 20,000 square meters. question: what equation will you find the dimensions? note: let w represent the width. options: w(w+5)=20,000 w^2=20,000+5 (w(w+5))/2=20,000 w+2(w+5)=20,000

Hundred and tens tables to make 430 in five different ways