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Dvinal [7]
3 years ago
13

A friend gave Ms. Morris a $50 gift card for a local car wash. If each car wash costs $6, which equation shows the number of dol

lars left on the card? Let y be the value left on the card and x be the number of car washes used.
Mathematics
1 answer:
Advocard [28]3 years ago
6 0
50-6x=y
since each car wash is 6 dollars and you do not know the number of cars washed it is 6x 
50-6x is because you need to find out how much is left in the card so you subtract the total from how much she spent
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What is the perimeter of a triangle with the side lengths of 2, 5, and 10x?
olga55 [171]

The perimeter of a triangle with length of sides a, b and c:

P = a + b + c

a = 2, b = 5, c = 10x

Substitute:

P = 2 + 5 + 10x = 7 + 10x

<h3>Answer: 7 + 10x</h3>
4 0
3 years ago
The amount of money in Toni's savings account after x weeks is described by the function f(x) = 5x + 20. Which best interprets t
musickatia [10]

Answer:

Toni's account started with 20 and increased by 5 each week.

Step-by-step explanation:

20 is the intial amount and 5 is the rate of change.

7 0
3 years ago
The quotient of a number and 6 decreased by 10 is equal to 2.​
Akimi4 [234]

Answer:

6

Step-by-step explanation:

x+6-10=2

x+6=12

x=12-6

<h2>x=6 </h2>

<h3>hence the number is 6</h3>
4 0
2 years ago
Read 2 more answers
You order from a catalog the following office supplies: 10 boxes of paper, each box is 6 pounds and 36 boxes of pens, each box w
babymother [125]

$40.50 10 boxes at 6lbs = 60lbs

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             60 lbs plus 27 lbs = 87 lbs total weight

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$12+$10+$18.50= $40.50

6 0
2 years ago
5(3m+2)<br> 6(g+h)<br> 4d+8<br> 21p+35q<br> 18x+9y
aalyn [17]
<span>(a) 5(3m+2) = 15m + 10

(b) 6(g+h) = 6g + 6h

(c) 4d+8 = 4(d + 2)

(d) 21p+35q = 7(3p + 5q)

(e) 18x+9y = 9(2x + y)</span>
7 0
3 years ago
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