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Marrrta [24]
3 years ago
13

Which property of equality was used to solve this equation? x − 5 = -14 x − 5 + 5 = -14 + 5 x = -9

Mathematics
1 answer:
Reika [66]3 years ago
7 0

Answer:

Additive property

Step-by-step explanation:

Given

x - 5 = -14

Required

The property used

In the 2nd step, 5 was added to both sides, i.e.

x - 5+5  = -14 + 5

<em>The above is an illustration of additive property of equality, i.e. Adding or subtracting the same variable or constant to both sides of an equation</em>

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A diver was exploring the ocean. The diver dove 32 ft. below sea level. Then dove another 45 ft. At what depth was the diver?
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Step-by-step explanation:

add 32 ans 45 together thats your answer

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4 years ago
44. Melissa helps her grandfather at his store. Each mornin
Goryan [66]

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Step 1. Identify what you are asked to find and choose a variable to represent it.

Step 2. Write a sentence that gives the information to find it.

Step 3. Translate the sentence into an equation.

Step 4. Solve the equation using good algebra techniques.

Step 5. Check the answer in the problem and make sure it makes sense.

Step 6. Write a complete sentence that answers the question.

Remember that whatever the application, once we write the sentence with the given information (Step 2), we can translate it to a percent equation and then solve it.

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8 0
3 years ago
-3(x - 1) + 8(x - 3) = 6x + 7 - 5x<br> Please helppp
Levart [38]

Answer:

x=7

Step-by-step explanation:

Isolate the variable by dividing each side by factors that don't contain the variable.

6 0
3 years ago
Jolene invests her savings in two bank accounts, one paying 4 percent and the other paying 10 percent simple interest per year.
Nostrana [21]

Answer:

<h2>$ 22200 in higher yielding bank and $ 44400 in lower yielding bank</h2>

Step-by-step explanation:

       Jolene invests in two bank accounts. The first account gives a 4% interest per year and the second bank gives a 10% interest rate per year.

       She puts twice as much in the lower yielding bank account. Let us denote the amount put in high yielding bank account by x. Lower yielding bank account will have 2x.

       Interest\text{ }per\text{ }year=Principal\times Interest\text{ }rate

Interest from lower yielding bank = \dfrac{4}{100} \times 2x=\dfrac{8x}{100}

Interest from higher yielding bank = \dfrac{10}{100} \times x=\dfrac{10x}{100}

Total Interest per year = $ 3996 = \dfrac{8x}{100} +\dfrac{10x}{100}=\dfrac{18x}{100}

x=22200 \$

∴ Jolene invested $ 22200 in higher yielding bank and $ 44400 in lower yielding bank.

4 0
3 years ago
Our library has 3,489 non-fiction books, 8,617 fiction books and 1,240 reference books. If there are 564 students and each stude
Pavlova-9 [17]

Answer:

9,962

Step-by-step explanation:

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4 years ago
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