20) Answer is: x=76
21) Answer is x=15
Answer:
Step-by-step explanation:
-8-10,-12-14
-8 plus -12 is -20
-20 times 5 is -100
-14 times 8 is -112
-100 is 12 more than -112
Wavelength denotes the time for one cycle of a periodic process
Answer:
2^8
Step-by-step explanation:
(4*2^5)÷(2^3 *1/16)

Answer:
x=5, y=(5)/2
Step-by-step explanation:
Using the 30-60-90 triangle rule, we know that the sides follow 1-(/2)-2. The ratio between the side and the rule is 5/2, meaning that we know that y=(5)/2 and x=5.
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