Answer:
a=75
Step-by-step explanation:
85^2-40^2=5625
then the square root of that is 75
Answer:
$20500
Step-by-step explanation:
26500-(.12*26500)=23320 For 1 year
23320-(.12*23320)=$20521.60 For 2 years
Answer:
Step-by-step explanation:
We can use exponent rules to try and simplify this expression down.
Exponent rules tell us that .
This means that since we have the same base on both terms (7 and 7), we can add the exponents to get a simplified expression.
So our simplified expression is .
Hope this helped!
Answer:
y=11
Step-by-step explanation:
To find the value of y when X=20, I would substitute “20” for “X” in the original equation (X = 9 + y) and solve for y. So, 20 = 9 + y. then, y = 11.
Answer:-66
Step-by-step explanation: