Alvin is buying hats and shirts. Hats cost $8 each and shirts cost $12 each. He buys a total of 22 items. Let z be the number of shirts that he buys. (a) Give and algebraic expression for the number of hats Alvin buys in terms of the number of shirts. (b) Give and algebraic expression for the total cost of the shirts that Alvin buys.

Q: Type answer here. (20) Katie spent m minutes practicing her trumpet on Monday, m + 6 minutes…

A:

Q: 1. Mrs. Brady purchased an item on sale and described her purchase to her students. One of her…

A: The original price of the item is $ P. Calculate the price after the discounted price and the use of…

Q: Simplify the expression

A: The given expression is: 2x+h+1-2x+1h To simplify this expression, rationalize the numerator, that…

Q: The number of boxes of cookies sold by Keiko was 35 fewer than the number of boxes of cookies sold…

A:

Q: (8q) g 2) -2 (4g -4-5

A: Given:      (8q)-2q3q-4q-5(4q-6)3 let L be the given equation.

Q: Autumn sells carnations for $5 each. It costs her d dollars to grow each carnation to sell. If the…

A: Given: Selling price of each carnation is: $ 5 Cost price of each carnation is:  $ d

Q: For the expression 7am^2-2cm+b^2n+3mn,order the number of terms number of variables and largestno…

A: In the given expression the variables are a, b, c, m, n. So total 5 variables.  The coefficients are…

Q: Cole orders 4 bags of salted potato chips, 3 bags of sour cream, and chive potato chips, and 2 bags…

A: Given, Potato Chips packet = 4 Soye cream.               = 3 Barbeque chip           = 2 Cost of…

Q: (a) –2(x-4)+8=2 [Reverse the operations]

A: I am going to solve the given problem by using some simple algebra to get the required result.

Q: #

A:

Q: Jolene is buying bottles of soda that cost $1.50 and juice that cost $2.50 each. Altogether she buys…

A: Given that cost of one bottle of juice is $2.50Th number of bottles juice she buys is jWe need to…

Q: Find (a) ∣A∣ and (b) ∣A−1∣.

A: a). Determinant of A is,

Q: johnny is building a rectangular shed with an area of 100 square feet. he wants the length to be 4…

A:

Q: You decide to begin selling caramel apples at the local art festival. Your cost for each caramel…

A:

Q: Find (a) ∣A∣ and (b) ∣A−1∣.

A: a).  Determinant of matrix A is

Q: (? + 1)(2? + 3)(2? + 5)(? + 3) = 945

A: We need to solve (?+1)(2?+3)(2?+5)(?+3)=945 Let us replace ? with x Therefore, we get…

Q: Find (a) ∣A∣ and (b) ∣A−1∣.

A: a). Determinant of matrix A is,

Q: 3(8n-4)-6(6-8n)=-48

A: Given: -3(8n-4)-6(6-8n)=-48

Q: Simplify the following expression. (-x)² (10x4) - (3x³) ²

A:

Q: leah is building a hamster cage with an area of 25 square feet, the length should be 3 feet less…

A: The solution is:

Q: Bryan's hockey team is purchasing jerseys. The company charges $250 for a onetime set-up fee and $23…

A: One time setup fee charged by company = $250 Cost charged per jersey = $23 Total x number of jerseys…