I think the answer is A. 22
B and C are odd, so it can’t make a square. D is a possibility, but I don’t think it’s 50 because the answer is 50.
10x - 15 = 5x + 20
5x = 35
x=7
hope that helps
Answer:
where is the number of weeks
Step-by-step explanation:
Initial money available with Tom = $105
Allowance given to Tom every week = $25
To find:
Equation for money available with Tom given a number of weeks.
Money available with Tom after first week = $105+ $25 = $130
Money available with Tom after second week = $130+ $25 = $155 OR 105+ 2 25
Money available with Tom after third week = $155 + $25 = $180 OR 105+ 3 25
and so on.
Money available with Tom after weeks = $105 + $25
Therefore, the equation is:
Answer:
x=7
Step-by-step explanation:
Answer:
Step-by-step explanation:
Given
A quantity is increasing according to
time taken to triple the initial Quantity
i.e.
Taking log on both side
(b)Time required to increase P-fold
i.e.
taking log both sides