Answer:20 ^v^ Please follow me
Step-by-step explanation:
200/40=5
5+15=20
We will have that for the previous year, he had in the account:

For the year previous to that one, he had:

For the previous year to that, he had:

For the year previous to that one, he had:

For the second year that the money was in the account, there was:

And the orinial ammount of money that was in the account was:

From this, we know that Jhon had originally $1400.37 in the bank account.
Answer:
5
Step-by-step explanation:
Step-by-step explanation:
first do prime factorization of 324= 2×2×3×3×3×3
= 2 square, 3 square,3 square
therefore 324 is a perfect square
Now,
prime factorization of 588=2×2×3×7×7
= 2 square,7 square ,3
therefore 588 is not a perfect square
Answer:
2
Step-by-step explanation:
We are asked to perform the subtraction
x² + xy - 3y² - (5x² - xy + y²) ← distribute the parenthesis by - 1
= x² + xy - 3y² - 5x² + xy - y² ← collect like terms
= (x² - 5x²) + (xy + xy) + (- 3y² - y² )
= - 4x² + 2xy - 4y²