Hello,
{x=y-3
{x+3y=13;
{x=y-3
{y-3+3y=13;
{x=y-3
{4y=13+3;
{x=y-3
{4y=16;
{x=y-3
{y=16:4=4;
{x=4-3=1
{y=4;
{x=1
{y=4
the solution to the system of equations is (1,4)
Bye :-)
        
             
        
        
        
Answer:
qualitative
Step-by-step explanation:
bcos the question is in quality format
 
        
             
        
        
        
The answer is 50 because if u add 20 and 50 it makes 70:)
        
                    
             
        
        
        
Answer:
0.416 au
Step-by-step explanation:
Let y1=8sin(x) and y2=8cos(x), we must find the area between y1 and y2
