Answer:
The interest rate per year is 0.1
Step-by-step explanation:
The equation is A = P(1+rt)
Substitute the numbers
3500 = 2500 (1+4r)
solve for r:




0.583 (the 3 is repeating)
Answer:
12.8d - 40
Step-by-step explanation:
Distributive property: Multiply the outside number with each of the numbers in the paranthesis.
FOLLOW - PEMDAS
Another way:
(4 • 3.2d) - (4 • 10)
(12.8d) - (40)
12.8d - 40