Which property is used to solve, -3 x 9 + 9 x 4?
Solve using properties 1/7×2/9-3/14×1/9+2/9×1/14 .
solve the following using the substitution method;
3x-y=3
9x-3y=9
Solve using cross multiplication method:-
8x+5y=9
3x+2y=4
Question 108(iv) Verify the property x×y=y×x of rational numbers by using x=−38 and y=−49