Answer:
-60 hope this helps
Step-by-step explanation:
Answer:
$ 903.84
Step-by-step explanation: First find the perimeter, width + length + width + length. Then multiply it by 3 as the border is 3 bricks tall, divide it by 1.5 then multiply by 2.88 to get the price of the border. Add $420 to get the final price.
Answer:
correct
Step-by-step explanation:
Answer:
6.72
Step-by-step explanation:
Answer:
system 4.
Step-by-step explanation:
3x+6y=9
multiply by 2
6x+12y=18 ....(1)
-2x+-4y=4
multiply by 3
-6x-12y=12 ...(2)
add (1) and (2)
0+0=30
which is impossible .It has no solutions.
