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OlgaM077 [116]
3 years ago
15

Write the algebraic expression? The difference of a number x and 1/2

Mathematics
1 answer:
katrin [286]3 years ago
8 0
X - 1/2 because difference is subtraction
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Need help with this question thanks :)
Fantom [35]

Answer:

Omar could invite 19 friends.

Step-by-step explanation:

the equation for this word problem would be

5x+30=125

subract 30 from both sides

5x=95

divide both sides by 5

x=19

8 0
3 years ago
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A cafe sells drink in 3 sizes: small,medium and a large. The small cup cost $0.89 and holds 9 ounces. The medium cost $1.29 and
KatRina [158]
The large cup is best to buy. This is because it costs 11 cents per ounce for the medium cup and 11 cents for the large cup as well. You get almost double the amount for the same price with the large cup.
3 0
3 years ago
Can someone help please and explain how you got your answer and please don't play around I really don't wanna fail. Ill give bra
Maksim231197 [3]

Answer:

5

Step-by-step explanation:

Hello There!

The mean is pretty much the average

So to find the mean we first add up all of the values

2+3+6+6+7+8+8=40

Then we count the amount of points

There are 8 points

our final step is to divide the total value by the total number of points

40/8=5

so the mean (average) would be 5

6 0
2 years ago
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Please help
Gnesinka [82]

Answer:

1. subtract 9 from z- z-9

2. add 9 and z - z+9

3. divide 9 by z - 9/z

4. multiply 9 by z - 9z

Step-by-step explanation:

Your welcome!

Brainliest Appreciated!

7 0
2 years ago
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A math class has 9 girls and 1 boy in the seventh grade and 3 girls and 3 boys in the eighth grade. The teacher randomly selects
siniylev [52]

Answer:

10% of choosing a 7th grade boy.

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Step-by-step explanation:

4 0
2 years ago
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