You want to isolate the x first.
Subtract 3/7 from both sides.
That will result in -2/3x = 1/2 - 3/7
(common denominator = 14)
-2/3x = 1/14
Find x by multiplying both sides by 3/-2
Find the answer yourself after :P
About 65.67 degrees you're welcome
A = 2bs + b^2; where A = area of pyramid; b = base length; s = the slant height;
136 = 8s + 16 ;
8s = 120;
s = 15 inches;
Answer:
i honestly thin it might be 8 or4
Step-by-step explanation: