Y=x+4
3x+Y=-8
3x+x+4=-8
X=-3. Substitute the value of x
Y=-3+4
Y=1
(X,Y)= (-3,1)
So the answer is C
If the sub is 450 below sea level, then the number would be -450. Also, if the sub is ascending, it is going up. You would have to do -450+275 to get -175.
3(4*3)=12*9
12*9=108
3(4*3)=3*4=12
3*3=9
12*9
Answer:
1 quart = .947 L
3 Q = 2.841 L
So you should use 2.841 L to dissolve the powder