What is the half of 4959?

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

How many solutions does the nonlinear system of equations graphed bellow have?

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