The first number in the ordered pair is how many you go across, second is how many you go up. Then place a dot or, technically speaking, a point.
Answer:
2500
Step-by-step explanation:
Surface are is length times height.
8*8=64
a cube has 6 sides
64*6=384
Answer:
$1200
Step-by-step explanation:
S + C = 1200
S = C + 900
C + 900 + C = 1200
2C + 900 = 1200
2C = 300
C = 150
The chair costs $150. The sofa is $1050.
Together they cost $1200.
Answer:

Step-by-step explanation:
