The sum of 2 numbers is 61. the greater number is 9 more than the smaller number. write and solve an equation to find the 2 numbers.

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

Which expressions equal 9 when x=4 and y=1/3 a. x2+6y b. 2x + 3y c. y2-21x d. 5 (x/2) -3y e. 3x-9y