Find the area of the triangle, them multiply by the depth.
Area of triangle = 1/2 x 9 x 8 = 36
Volume = 36 x 9 = 324 cubic centimeters.
<h2>Answer= <u>42</u></h2>
Step-by-step explanation:
Greetings !
Given expression

Switch sides

subtract 20 from both sides


multiply both sides by 3

simplify

divide both sides by -1.

Hope it helps!
Answer:
its -1/4
Step-by-step explanation: