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Tutor profile: Dominique R.

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Dominique R.
Experienced SPED Teacher
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Questions

Subject: Pre-Algebra

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Question:

Solve the following equation using Order of Operations: (9-3)^2 + 6(2) - 5(3) - 4 =

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Dominique R.
Answer:

You will use the Order of Operations as follows: P(arenthesis) -- (9-3) = 6 Exponents -- 6^2 = 36 Multiplication -- 6(2) = 12 , 5(3) = 15 Division -- N/A Addition -- 36 + 12 =48 Subtraction -- 48 - 15 - 4 The solution to this equation is 29.

Subject: Basic Math

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Question:

Sally plans to share her pizza with 2 friends. The pizza is divided into 12 slices. How many slices will each person get? Does Sally has enough pizza for each person to get three slices of pizza?

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Dominique R.
Answer:

Sally and her 2 friends equals 3 people total. The pizza is divided into 12 slices. 12 divided by 3 equals 4. Each friend would have 4 slices of pizza and yes, Sally does have enough for each person to get three slices of pizza.

Subject: Algebra

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Question:

Evaluate the following polynomial: 2a + 3b + 4c + 5ab - 6c + 7a + 8b - 9c

Inactive
Dominique R.
Answer:

The answer to this polynomial is 9a + 11b - 11c + 5ab. There are no numerical solutions since the variables are not associated with a number. This covers the concept of combining like terms.

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