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dimaraw [331]
3 years ago
3

Hector must find the sum of 50+83+50 by using mental math. Which property allows Hector to simplify the equation to 50+50+83 and

find an equivalent sum? associative property commutative property distributive property identity property
Mathematics
2 answers:
Ad libitum [116K]3 years ago
6 0

Answer:

Hector used commutative property .

Step-by-step explanation:

The required sum is

50+50+83\\
=100+83\\
=83

e-lub [12.9K]3 years ago
3 0

Hector need to find the sum of 50+83+50 b using mental math.

Hector simplify the expression 50+50+83 to find the required sum.

We can see that he has changed the order of addition.

We know that when we change the order of the addition then it doesn't affect the result. This law is called commutative property of addition.

This law states that for any real number x and y, we have

x+y = y+x

Therefore, Hector used commutative property .

The required sum is

50+50+83\\
=100+83\\
=83

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2x ≤ 12<br> Select the appropriate response<br> A2x ≤ 12 <br> B)x≤4 <br> C)x≤6<br> D)x ≤ 10
Monica [59]

Answer:

c x ≤ 6

Step-by-step explanation:

2x ≤ 12

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8 0
3 years ago
A line includes the points (4, 8) and (3, 5). What is its equation in slope-intercept form? Write your answer using integers, pr
stich3 [128]

Answer:

A line includes the points (4, 8) and (3, 5) whose equation in slope-intercept form will be :

y=3x-4

Step-by-step explanation:

The point slope form: (x_1,y_1) and(x_2,y_2)

(y-y_1)=m(x-x_1)

where : m = Slope of the line

m=\frac{y_2-y_1}{x_2-x_1}

A line includes the points (4, 8) and (3, 5).The equation of the line will be:

m=\frac{5-8}{3-4}=3

(y-8)=3\times (x-4)

y-8=3x-12

y=3x-4

(y=mx+c), where c is intercept at y axis.

The above equation represents slope-intercept form of the line.

6 0
3 years ago
Based on the family the graph below belongs to, which equation could represent the graph?
Ostrovityanka [42]

Answer:

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Step-by-step explanation:

6 0
2 years ago
Kona wants to bake at most 30 loaves of banana bread and nut bread for a bake sale. Each loaf of banana bread sells for $2.50, a
frutty [35]

x+y≤30 and 2.50x+2.75y≥44 are the inequalities that model given situation.

Step-by-step explanation:

Given,

Number of banana breads and nut breads to bake = at most 30

At most 30 means the amount cannot exceed 30.

Selling price of each banana bread = $2.50

Selling price of each nut bread = $2.75

Amount to make = $44 at least

At least 44 means that the amount cannot be less than 44.

Let,

x represent the number of loaves of banana bread to be sold

y represent the number of loaves of nut bread to be sold

x+y≤30

2.50x+2.75y≥44

x+y≤30 and 2.50x+2.75y≥44 are the inequalities that model given situation.

Keywords: linear inequalities, addition

Learn more about linear inequalities at:

  • brainly.com/question/4793866
  • brainly.com/question/4824362

#LearnwithBrainly

5 0
3 years ago
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