5x+3y=9
2x-3y=5
5x+2x=9+5
7x=14
14/7x= 2
x=2
sub it in so you get y
5(2)+3y=9
10+3y=9 (-10 to get rid of it)
3y=-1
3y/-1= - 1/3
x= 2 y= - 1/3
        
             
        
        
        
Answer:
9 cm
Step-by-step explanation:
27 / 3 =9 cm
The total periméter is 27 and it has 3 sides so just divide
 
        
             
        
        
        
Answer:
$12.35
Step-by-step explanation:
Amount earned by Campbell per week = $494
Tax rate = 2.25 %
Amount withheld = 2.25% of his earning;
Amount withheld = 2.25 % of 494
Amount withheld = 0.025 * 494
Amount withheld  = $12.35
Hence the amount withheld from his weekly pay for state income tax is $12.35