1/4 = 5/20
2/5 = 8/20
8/20 + 5/20 = 13/20 has been spent
Answer: Exact Form: x = 7/2
Decimal Form: x = 3.5
Mixed Number Form: x = 3 1/2
How to: <u>
Solve for x by simplifying both sides of the equation, then isolating the variable.</u>
Have a great day and stay safe !
If

then

Differentiating with respec to
gives


So
is indeed conservative, and

Answer:
15000
Step-by-step explanation:
Answer:
siiiii
Step-by-step explanation: