Jamaal has 20 models of cars and planes. He has 3 times as many cars as planes. What is the ratio of cars to total models? Mutiply its what 20X20X20
Answer:
How much would $25,000 be worth if it was compounded monthly at an annual rate of 4% after 15 years? How much would $5,000 be worth if it was compounded monthly at an annual rate of 3% after 35 years?
Step-by-step explanation:
Hey there! :)
Answer:

-1/5n + 7 = 2
Start by subtracting 7 from both sides:
-1/5n + 7 - (7) = 2 - (7)
-1/5n = -5
Multiply both sides by the reciprocal of -1/5, or -5.
(-5) · (-1/5n) = (-5) · (-5)
n = 25
Step 2 is wrong and i don't know the other question