7 . 112
8 . 246
for number 7 , you multiply 8 by 16 to get 128 then subtract both windows so you get 112
for number 8 , you find the area of the rectangle which is 10x26 = 260 then add the triangles area which is 130 and you get 390 then subtract the 16 window and 128 door
Answer:
xxxjxjxxbjjjjjjjjjjjjxjjxxh
Step-by-step explanation:
Listen that question is easy how u aint get it
Step-by-step explanation:
given

as equation 1, and

as equation 2.
Now, multiply equation 2 by 2.

now let's this equation be equation 3.
We now use equation 1 + equation 3 to eliminate y and find x.

Now substitute x = 7 into equation 2.

Answer:
LK = 38
Step-by-step explanation:
MN is the midsegment, and the midsegment is the average length of the top and bottom, so:

solve for LK:

Answer:
9x+4y+2
Step-by-step explanation:
3x^2+4y+2
3x^2 = 3x*3= 9x
9x+4y+2
So the answer is 9x+4y+2