Find the value of X.
2 answers:
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Answer:
616
Step-by-step explanation:
The equation to find the area of a trapezoid is: A = ½ (b+b²) h.
b1=43
b2=45
h=14
Plug the variables in and solve.
Combine like terms-- you can combine the k's:
Now you have:
Simply divide both sides by 2.5 to find the value of k:
Now you have:
Simply divide both sides by 2.5 to find the value of k:
a = amount invested at 5%
b = amount invested at 2%
now, we know the total invested by Mr Wilson was 20000, so whatever "a" and "b" might be, we know that a + b = 20000.
now, we know the total of earned interest is 550 bucks, so then