Answer:
x = 30
Step-by-step explanation:
The figures are similar, thus the ratios of corresponding sides are equal, that is
= 
( cross- multiply )
27x = 810 ( divide both sides by 27 )
x = 30
Answer:
q= -10
Step-by-step explanation:
1. add 3 to both sides : -q=10
2. divide by -1
3. 10 / -1 = -10
q=-10
Answer: $5
Step-by-step explanation:
10/2=5
2 people x $10 = $5
Answer:
x= -3 or x= -4
Step-by-step explanation:
In hexadecimal, the number is expressed in 16 digits(the value would be 0-15). The digit varies from 0-9 for first 10 digits, then A-F for 6 last digits.Number 21 would be equal to 16+5. the first 16 is expressed as "1" and 5 is expressed as 5 so the answer would be 0x15
