1. write and algebraic expression to represent "the sum of 5 times a number and 17" a. 5 x +17 b.5 x -17 c.5 (x + 17) d. 5+17x 2. write an equation to represent the statement: "the product of a number and five plus two is equal to 100" a. 5-x-2=100 b. 5 (x-2)=100 c. 5x + 2=100 d.5-2x=100 3. 5x-1=14 a. x=3 b. x=4 c. x=5 d. x=15

answer:

payment just for service  

→

$

87.12

payment for service including tax

→

$

94.09

explanation:

service only with 20% tip  

→

$

72.6

(

1

+

20

100

)

=

$

87.12

in the opening of the question the word 'service' is associated only with the pretax value.

the closing part of the question asks: how much did she pay for the  

service

−−−−−−  

so technically the answer is  

→

$

72.6

(

1

+

20

100

)

=

$

87.12

however, the intention of the question provider may have been that your answer is to be  

$

87.12

(

1

+

8

100

)

=

$

94.09

to 2 decimal places.

'

payment just for service  

→

$

87.12

payment for service including tax

→

$

94.09

tony b

mar 21, 2017

answer:

trying to explain it another way

explanation:

service charge  

.

→

$

72.60

20% tip  

20

100

×

$

72.60

=

$

14.52

−−−−−−  

←

add

$

87.12

tax  

8

100

×

$

87.12

=

$

6.97

−−−−−  

←

add

$

94.09

related questions