if 15 workers can build a wall in 48 hours how many workers will be required to do the same work in 30 hours​

Write an expression that has three terms and simplifies to 4x - 7. identify the coefficient(s) and constant(s) in your expression

This is about circle theorems. someone asap : (

These box plots show the number of electoral votes one by democratic and republican presidential candidates for the elections from 1984 through 2012. which statement best compares the spread of the data sets