What value of c makes the statement true?
-2x3(cx3 + x2) = -10x6 - 2x5

c =

it is 5 i just did it

Step-by-step explanation:

next question

What value of t makes the statement true?

(4x3 + 5)(2x3 + 3) = 8x6 + tx3 + 15

t = 22

next question

What value of k makes the statement true?

xky4(2x3 + 7x2y4) = 2x4y4 + 7x3y8

k = 1

there is no picture

step-by-step explanation:

put up a picture so people can you

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

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