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NeTakaya
2 years ago
6

What is the simplified expression for -3x2 + 5x + 2 - 1 - 7x + 3x2

Mathematics
1 answer:
Jobisdone [24]2 years ago
5 0

Answer:

-2x + 1

Step-by-step explanation:

1: -3x^2 + 5x + 2 - 1 - 7x + 3x^2

2: (-3x^2 + 3x^2) + (5x - 7x) + (2 - 1)

3: 0 - 2x + 1

4: -2x + 1

Step 1: Given equation

Step 2: Group the terms with similar exponents together

Step 3: Add the terms together

Step 4: Simplify completely

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A parent made x cupcakes for each of the 109 students in the fourth grade. Which expression could be used to determine the total
larisa86 [58]

109x is the expression that could be used to determine the total number of cupcakes made given that a parent made x cupcakes for each of the 109 students in the fourth grade. This can be obtained by forming the algebraic expression for the given conditions.

<h3>Find the required expression:</h3>
  • Algebraic expression is made up of numbers, operations and variables.
  • Algebraic expression is true for all values of x.
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Given that,

A parent made x cupcakes for each of the 109 students in the fourth grade.

The total number of students in the class = 109

The number of cupcakes one student gets = 1 × x = x

⇒ The number of cupcakes 109 student gets = 109 × x = 109x

Hence 109x is the expression that could be used to determine the total number of cupcakes made given that a parent made x cupcakes for each of the 109 students in the fourth grade.

Learn more about algebraic expression here:

brainly.com/question/953809

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1 year ago
Find the area of the circle. Round your answer to the nearest hundredth. 3 in
forsale [732]

Answer:

28.27 or 28 rounded up.

7 0
2 years ago
Read 2 more answers
FOR EASY BRAINLIEST ANSWER AND EXPLAIN!! ASAP
Alina [70]
Answer: 9 1/3 minutes
First create an equation with the given information; with x being the commercial time, 30=3x+2, now solve for x. First subtract 2 from each side and get 28=3x and then divide each side by 3 to get 9 and 1/3 minutes.
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2 years ago
If
swat32

Answer:

55a=

step-by-step explanation:

5 0
2 years ago
Please answer as well?
dimulka [17.4K]

Answer:

I think it is the 3rd one

Step-by-step explanation:

I hope it is. Sorry if not, I tried.

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