The relevant rules of exponents are
1.
2.
The answer would be A.-(+8 1/4)
Hello! The markdown of the price is 79%. Even with that, you still have to pay 21% of the price. All we have to do is multiply the original price by the percent. 217.90 * 0.21 is 45.759 or 45.76 when rounded to the nearest hundredth. The sale price is $45.76.
Given:
The expressions are and .
To find:
The quotient of and expressed in scientific notation.
Solution:
Quotient of and is:
In the scientific notation, the first number is between 1 to 10. So, 0.32 can be written as .
Therefore, the value of the quotient is .
Answer:
(-4, -7)
Step-by-step explanation:
21y=-147
y=-7
2x-5x(-7)=27
x=-4