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:
a obtuse it's more than a 90 degree angle and scalene
Answer:
(x+3)⋅(x+1)⋅(x−5)
Step-by-step explanation:
Answer:
point b
Step-by-step explanation:
point b is corresponding to the absolute maximum value of the function
Answer:2405.0
Step-by-step explanation: