Can somebody please help me complete the table

Solve x+3y=6 and 4x-6y=6 by elimination . show work !

Beth divided 9 ounces of her granola recipe into 4 equal-sized amounts. she placed the amounts into individual bowls. the fraction 9/4 represents the number of ounces of granola in each bowl. which other number represents the amount of granola beth has in each bowl? (a) 1 1/4 (b) 2 1/4 (c) 1 3/4 (d) 3 3/4 i need !

Reinel saves 30% of every pay check. his paycheck last week was 560$. how much did reniel save last week?