Find the gradient of the line -2x=3y-9

Ten times the square of a non-zero number is eqaul to ninety times the number

If i have 20$ and i gave 5$ away how much i got

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