4i = b
6(i-6) = b-6
6(i-6) = 4i - 6
6i - 36 = 4i - 6
2i - 36 = -6
2i = 30
i = 15 years old
b = 60 years old
Check:
15 * 4 = 60
9 * 6 = 54 :)
<h2>
Answer: 90 rabbits</h2>
<em></em>
<h3><em>
Step-by-step explanation:</em></h3>
<em>you will need 10 for every 3 rabbits so if you count in tens and three's </em>
<em>3=10</em>
<em>6=20</em>
<em>9=30</em>
<em>and so on..</em>
<em>when you get to 27 you'll be at 90 </em>
<em>27=90 </em>
<em>hope u understand :></em>
5,5.2,2
6,6,1,1
4,4,3,3
2,2,55
Per month means multiply
Total means the amount your ending with but for this you could say add
Final answer f = 4.75 + 10m
150*30% = $45
$150-$45 = $105
Marco still owes his brother $105