Answer:
4 and 12
Step-by-step explanation:
a = young
b = old
b = 3a, a+b =2a+8 => a = 4, b = 12
Answer:
n=4
Step-by-step explanation:
Answer:
2nd option, x > 1.10
Step-by-step explanation:

Add 5 to both sides,

Divided both sides by 7,


Apply Exponent Rule,


x > ln(3) or x > 1.09861
Learn more about logarithms here: brainly.com/question/12049968