3^3 + 2^7
Step-by-step explanation:
There really is no other way that I can think of other than guessing and checking. 3^3 is 27, when subtracted from 155 gives you 128. 128 can be rewritten as 2^7, leaving your final answer as 3^3 +2^7.
"taken from MrScienceguy"
The value of x is equal to -27. You subtract 2 from each side then divide by 2.
Answer:
Join Khan Academy it'll maybe help you .
Step-by-step explanation:
(0,0), (-4,-2), (-4,3), (-9,-3), (-9,3)
Rectangle on top is 4 units by 8 units = 32 units squared.
The half circle has radius 2, so the area is pi*2^2/2 = 4pi /2 = 2pi
Total area is 32+2pi or approx 38.28 square units, answer C
