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mylen [45]
3 years ago
5

Simplify: 8x + 4 - 5

Mathematics
2 answers:
ra1l [238]3 years ago
5 0
To simplify that expression you'll join like terms.

8x + 4 - 5
8x - 1
Ivan3 years ago
3 0
 8x + 4 -5

Calculate the sum or difference. 

Keep the sign of the number with the larger absolute value and subtract the smaller absolute value from the larger.

- ( 5 - 4 )

Subtract the numbers. 

-1

8x - 1
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On Sunday 440 people visited a museum that charges $9 for each child and $12.50 for each adult. If the museum earned $5,220 on t
alisha [4.7K]

Answer:

A) 360 adults

Step-by-step explanation:

c=quantity of child

a=quantity of adult

9c+12.5a=5220

a+c=440    then c=440-a

substitute for c

9(440-a)+12.5a=5220

3960-9a+12.5a=5220

reduce

3.5a=1260

a=360

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3 0
2 years ago
Read 2 more answers
PLS HELP WITH THIS MATH
laiz [17]
I think it’s 28.35

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