Answer:
answer
5x-2y=-13 2x+y=11 Fine the solution using the substitution method.
1 answer:
You might be interested in
Answer:
D. 420
The area of a triangle is
half of(base× height)
10×16= 160
160÷2=80
That is the surface area of ONE triangle.
multiply 80 by 4 to get 320
then find the surface area of the square by doing length×width to get 100
Finally add them together
320+100=420