Suppose a plus B equals 20 and the value of a is increased by one. If the sum of a and B remains the same, what must happen to the value of b?

Apublic library wants to place 4 magazines and 9 books on each display shelf. the expression 4s+9s represents the total number of items that will be displayed on s shelves. simplify the expression

1jessica's home town is a mid-sized city experiencing a decline in population. the following graph models the estimated population if the decline continues at the same rate. select the most appropriate unit for the measure of time that the graph represents. a. years b. hours c. days d. weeks

Can someone me find the original price? the discount is 5% and the sale price is $68.40