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Lilit [14]
3 years ago
14

Mrs.Cheng has $18 deducted monthly from checking account for her gym membership. What integer represents the change in her accou

nt for a year of gym membership?
Mathematics
1 answer:
Vikki [24]3 years ago
4 0
First you would have to multiply $18 (The cost for each month) and 12 (the number of months in a year) and the answer would be 216
So she deducts 216 a year, so the answer would have to be negative

The final answer is -216
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Janice has 15 pets. Each of her pets is either a dog or a bird. If her pets have a total of 38 legs, how
balu736 [363]

<em>Hi!</em>

<em></em>

<em>These can be set up as systems of equations.</em>

<em> </em>

<em>Let b = the number of birds, and let d = the number of dogs.</em>

<em> </em>

<em>b + d = 21</em>

<em> </em>

<em>2b + 4d = 76 (this is because birds have 2 legs and dogs have 4 legs.)</em>

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<em>You can solve this using either elimination or substitution.</em>

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<em>Consider marking brainliest.</em>

3 0
2 years ago
List three values that would make this inequality true
mina [271]

Answer:

1, 2, 3

Step-by-step explanation:

solve the inequality by dividing both sides by 2, hence

n ≤ 3

3 = 3 and 1, 2 < 3

hence 1, 2 and 3 all make the inequality true


7 0
3 years ago
1. The larger of two supplementary angles is 15 more than twice the measure of the smaller angle. Find each angle measure.Help
Anna71 [15]

Answer:

55 degrees and 125 degrees

Step-by-step explanation:

Supplementary means that they add up to 180.

x + y = 180

Let's let x be the larger angle.

x = 15 + 2y

The above equation comes from the information given, that it's 15 more than twice the smaller angle.

Now let's use substitution.

x + y = 180

(15 + 2y) + y = 180

15 + 3y = 180

3y = 165

y = 55

The smaller angle is 55. Plug this back in to the first equation to get x.

x + y = 180

x + 55 = 180

x = 125

Now that you have both, test them again just to be sure that they fit the given conditions.

5 0
3 years ago
Can sumone pls help me i frfr dont understand this
dybincka [34]

Answer:

No more

Step-by-step explanation:

5 0
2 years ago
Read 2 more answers
Help please ! Find the missing number in the table.
bulgar [2K]
If we take 771 to be the 100%, and increase it by 98%, thus 100% + 98% = 198.

now, if 771 is the 100%, what is the 198%?

\bf \begin{array}{ccll}&#10;amount&\%\\&#10;\text{\textemdash\textemdash\textemdash}&\text{\textemdash\textemdash\textemdash}\\&#10;771&100\\&#10;a&198&#10;\end{array}\implies \cfrac{771}{a}=\cfrac{100}{198}\implies \cfrac{771\cdot 198}{100}=a
4 0
2 years ago
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