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An order is placed for n items each costing p dollars and twice as many items each costing 9 dollars more. Write a simplified expression for the total cost of the order?
Wiki User
∙ 9y ago
The expression is np + 2n(p+9). This can be simplified into 3np + 18n.
Wiki User
∙ 9y ago
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An order is placed for n items each costing p dollars and twice as many items each costing 9 dollars more. Write a simplified expression for the total cost of the order.?
Unit cost of the first item . . . . pNumber of these ordered . . . nCost of these . . . . . . . . . . . . . . . npUnit cost of the second item . . . (p + 9)Number of these ordered . . . . . 2nCost of these . . . . . . . . . . . . . . . . 2n(p + 9)Cost of the total order . . .np + 2n(p + 9) =np + 2np + 18n =n (p + 2p + 18) =n (3p + 18) = 3n (p + 6)
A number or symbol placed to the right of and above another number symbol or expression?
A power or exponent.
When a symbol such as less than or greater than is placed between two expression?
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What is a number or variable placed to the right of and above another number variable or expression?
XnThat is an exponent.
When greater than or less than is placed between expression?
You put > if the answer is bigger and you put < if the answer is smaller the the first one
An order is placed for n items each costing p dollars and twice as many items each costing 9 dollars more. Write a simplified expression for the total cost of the order.?
Unit cost of the first item . . . . pNumber of these ordered . . . nCost of these . . . . . . . . . . . . . . . npUnit cost of the second item . . . (p + 9)Number of these ordered . . . . . 2nCost of these . . . . . . . . . . . . . . . . 2n(p + 9)Cost of the total order . . .np + 2n(p + 9) =np + 2np + 18n =n (p + 2p + 18) =n (3p + 18) = 3n (p + 6)
Remove parentheses and simplify 7X-4X-9?
As there are no parentheses then the expression stated can be simplified as follows :- 7x - 4x - 9 = 3x - 9 If the parentheses were placed (7x - 4x) - 9 then the result would be the same. If the parentheses were placed 7x - (4x - 9) = 7x - 4x + 9 = 3x + 9.
When a symbol such as or is placed between an expression what is it?
it is called a variable
What are coefficients of an expression?
A numerical or constant quantity placed before and multiplying the variable in an algebraic expression (e.g., 4 in 4xy).
A calculated expression is most often placed in which report section?
Group Footer
What does a deposit of 24 dollars mean?
-24
What is a numerical or constant quantity placed before and multiplying the variable in an algebraic expression?
That could be a 'coefficient'.
What is the coefficient of fraction?
A numerical or constant quantity placed before and multiplying the variable in an algebraic expression
What are coefficent in math?
a numerical or constant quantity placed before and multiplying the variable in an algebraic expression
A number or symbol placed to the right of and above another number symbol or expression?
A power or exponent.
What is a number or variable placed to the right of and above another number variable or expression?
XnThat is an exponent.
When a symbol such as less than or greater than is placed between two expression?
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