Amy printed a square picture that was 225% the size of the original picture. The length of the side of her original picture was 4 inches. What is the side of Amy's printed picture?

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