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Elena-2011 [213]
3 years ago
14

Evaluate 13 - 0.75w + 8x when w = 12 and x = 1/2

Mathematics
2 answers:
blondinia [14]3 years ago
4 0

Answer:

8

Step-by-step explanation:

sashaice [31]3 years ago
3 0

Answer:

8

Step-by-step explanation:

13 - 0.75 (12) + 8 (0.5)

13 - 0.75 (12) + 4

13 - 9 + 4

4 + 4

8

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Hisako sells dolls at her doll store. If she sells a doll for $35, and there is 6% sales tax, what is the tax amount a customer
Sloan [31]

Given:

The price of a doll = $35

Sales tax = 6%

To find:

The tax amount that a customer will pay on one doll.

Solution:

The price of doll is $35 and the sales tax is 6%, so the tax amount on a doll is 6% of 35.

\text{Tax amount}=35\times \dfrac{6}{100}

\text{Tax amount}=\dfrac{210}{100}

\text{Tax amount}=\dfrac{21}{10}

\text{Tax amount}=2.1

Therefore, the tax amount that a customer will pay on one doll is $2.1.

7 0
2 years ago
Katlyn made 4 dresses with 7 yards of fabric. How many yards did she us on 1 dress?
ladessa [460]
1.75 yards of fabric.

8 0
3 years ago
Three sisters each purchase two dresses and a purse. The purse costs 26.00. If the grand total was 205.50, how much did each dre
VLD [36.1K]
205.50-26= 179.5
179.5/2= 89.75 $ for each dress
3 0
3 years ago
ASAP! 35 points! Factor the perfect square trinomial. <br> x^2−22x+121 <br><br> answer: _______
blondinia [14]

Answer:

( x − 11 ) 2

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
5 years ago, the age of a man was 7 times the age of his son. After five years, the age of the man will be 3 times the age of hi
Feliz [49]

Answer:

10 years

40 years

Step-by-step explanation:

let present ag e of son=x

5 years ago age of son=x-5

5 years ago age of man=7(x-5)=7x-35

present age of man=7x-35+5=7x-30

after 5 years

age of son=x+5

age of man=7x-30+5=7x-25

also 7x-25=3(x+5)

7x-25=3x+15

7x-3x=15+25

4x=40

x=10

age of son=10 years

age of man=7*10-30=70-30=40 years

3 0
3 years ago
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