Hi, I really need this Pre cal problem

The larger of two number is 4 less than twice the smaller number. the sum is 41. find the 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

If you measured the width of a window in inches and then in feet with measurement would you have the greater number of units