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Leya [2.2K]
2 years ago
11

The sum of a number and 7 algebraic expression

Mathematics
1 answer:
Arisa [49]2 years ago
5 0
Since it says the sum of any number not one in specific then the value will be x, plus the sum of 7,

x + 7

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castortr0y [4]

Answer:

70 gallons

Step-by-step explanation:

I know there are 4 quarts in a gallon, so divide the given quarts amount by 4!

280 ÷ 4 = 70.

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How do you factor this expression by dividing by the GCF first. 15c-25
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15c-25
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Ricky caught a snake that was 58.2 centimeters long. Which of these lengths has an 8 with a value of 1/10 the value of the 8 in
Anettt [7]

In every number, set every digit to zero that is not 8. Then look at the question again.

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We hope the answer D is obvious to you.

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8 0
3 years ago
Shaikha sold 10 packages of sugar cookies and 2 packages of oatmeal cookies for $56. Khalid sold 9 packages of sugar cookies and
ale4655 [162]

Answer:

The system that can be used is:

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Step-by-step explanation:

We have that:

x is the price of a package of sugar cookies, y is the price of a package of oatmeal cookies.

Shaikha sold 10 packages of sugar cookies and 2 packages of oatmeal cookies for $56.

This means that:

10x + 2y = 56

Khalid sold 9 packages of sugar cookies and 3 packages of oatmeal cookies for $60.

This means that 9x + 3y = 60

System that can be used:

The system that can be used is:

10x + 2y = 56

9x + 3y = 60

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2 years ago
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riadik2000 [5.3K]

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∠1 and ∠2 form a straight angle and are supplementary, hence

∠2 = 180° - 50° = 130°

6 0
3 years ago
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