Answer:
15
Step-by-step explanation:
9/v=27/45 Cross multiply
405=27v Divide by 27 on both sides
15=v
1 + 2 *[(3+1)*5+3]
= 1 + 2*[(4)*5+3]
= 1 + 2*[20+3]
= 1 + 2 * 23
= 1 + 46
= 47
Answer
c. 47
5x+5,3x-6y
5x5 = 25
5x0,5 = 2.5
5x0,03 = 0.15
Adding them makes: 25+2.5+0.15 = 27.75