At a post office, the weight of the mail at 10.00 a.M was 80 pounds. Two hours later, the weight of the mail had increased by 30
1 answer:
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When you divide exponents, you have to subtract them. So -4-3= -7 as the exponent
When you have a negative exponent, then you have to flip the fraction (all whole numbers are over 1 so flip the 1 to the top and the 5^7 on the bottom)
When you have a negative exponent, then you have to flip the fraction (all whole numbers are over 1 so flip the 1 to the top and the 5^7 on the bottom)
Answer:
Here, b represents buying fins and leashes.
As per the statement:
Vincent is ordering accessories for his surfboard. A set of fins cost $24 each and a leash costs $15.
A set of fins cost $24 each and a leash costs $15
⇒ Cost of total fins = 24 b and Cost of total leashes = 15 b
It is also given that: The shipping cost is $4 per order.
then;
Cost in dollars of buying b fins and b leashes plus the cost of shipping
=
Therefore, the expression represents the cost in dollars of buying b fins and b leashes plus the cost of shipping.
10
(a)
True.
The given terms in the expressions are 24b, 10b and 4
(b)
True.
Like terms are those which have same variable.
Like terms in the given expression are: 24 b and 15 b
(c)
False.
Combine like terms in the given expression:
Therefore, the simplified given expression is,