It took 20000 people 20 years to build taj Mahal each worker works at the same rate how long would it have taken for 8000 workers to build the taj Mahal

Which ahows the graph of the solution set of 6x+4y< 12

The sum of two numbers is 86, and their difference is 20. find the two numbers

Sundar used linear combination to solve the system of equations shown. he did so by multiplying the first equation by 5 and the second equation by another number to eliminate the y-terms. what number did sundar multiply the second equation by? 2x+9y=41 3x+5y=36