-3x+4=15
-3x=15-4
-3x=11
x= -11/3
4(-11/3)-y= -19
-44/3-y= -19
-y= -19+44/3 multiply by (-1)
y=19-44/3
y=19•3/3-44/3
y=57/3-44/3
y=13/3
(x,y)=(-11/3, 13/3)
Answer:
9.6
Step-by-step explanation:
you would do 3.2+3.2, which equals 6.4. Then you would do 1.6+1.6 which is 3.2. Add 6.4 and 3.2 and you get 9.6
it is an irrational not sure but i don't believe that it could be put in an ratio, so I say an irrational number
Answer:
28.5
Step-by-step explanation:
we use the formula of area of rectangle and add with the formula of the triangle.
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