-512 is the answer because 512 is a negative solution in Integers math
Answer:
18 years
Step-by-step explanation:
Rule of 72
(72)/(interest)=years to double
72/4=18
You can subtract the 2x to make it -y=-2x-2 and add the x to make it -2y=x+4. for elimination method multiply the equation (-2)-y=-2x-2. Hope this helps. You can also do substitution method
Answer:
20√2=28.2842....
Step-by-step explanation:
special right traingles
a 45-45-90 states that the legs are congruent and the hypotenuse is leg√2
First find the multiplier: 5.5% + 1 = 1.0505.
Then we do amount x (multiplier) to the power of how many years.
300 x (1.0505)^5
The answer is <span>383.79696707.
We round this to 2dp, making it £393.80
REMEMBER UNITS!!!
Hope this helps xox :)</span>