Answer:
Step-by-step explanation:
y+6 = -3x-15
3x + y= -21
<h2>Figure 1: Pyramid.</h2>
Area of the Base: 96
Formula for Base Area: A = L × W
Volume: 640
Formula for Pyramid volume: 
<h2>Figure 2: Triangular Prism</h2>
Area of Base: 80
Formula for Base Area: 1/2 × base side × height
Volume: 960
Formula: 1/2 × B × L × H
Answer:
$973.77
Step-by-step explanation:
$927.40 = 100%
New price = 100% + 5%
New price = 105% of 927.40
105% of 927.40 = 1.05(927.40)
1.05(927.40) = 973.77
-Chetan K
Answer:
45
Step-by-step explanation:
Answer:
if i am correct it should be 
Step-by-step explanation: