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avanturin [10]
4 years ago
9

20. Apply the rules for order of operations to simplify 2 + 3 - 4 + (5 * 4).

Mathematics
1 answer:
maria [59]4 years ago
7 0

Answer: D. 21

Step-by-step explanation: {From what I learned} Using P-E-M-D-A-S We take the parentheses first, (5*4)=20, next is addition and subtraction, 2+3-4=1, 1+20= 21

Parentheses

Exponents

Multiply

Divide

Add

Subtract

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Michael has two jobs. He earns $9.25 per hour at a pet store and earns $8.90 per hour at a telemarking job. If p represents the
12345 [234]

Answer:

9.25 p + 8.90 t ≥ 100 describes the relationship between p and the t  for Michael to earn at least $100.

Step-by-step explanation:

p  =  Number of hours worked at the pet store

Earning per hour at pet store  =  $9.25

t = Number of hours worked as a telemarketer

Earning per hour at telemarketing job   =  $8.90

Now, total amount earned at pet store after working p hours = p x $9.25

and total amount earned at tele job after working t hours =  t x $8.90

Now, according to the question

Total money earned at pet store +  Total earning at telemarketing job = At least $100

⇒   9.25 p + 8.90 t ≥ 100

Hence,  9.25 p + 8.90 t ≥ 100 describes the relationship between p and the t .

5 0
4 years ago
How do I solve this
Anettt [7]
For the first rectangle:
- Find the distance between (-4, 3) & (-2, 6) and (2, -1) & (-4, 3)
- Multiply the distances to get the area of the rectangle.

For the second rectangle:
- Find the distance between (-4, 4) & (-1, -5) and (2, -4) & (-4, 4)
- Multiply the distances to get the area of the rectangle.

Compare areas to see which one is larger.


6 0
3 years ago
. How can you know if 2 shapes are congruent? Draw an example of 2 congruent triangles and label how you know.
ValentinkaMS [17]

Triangle ABC and triangle DEF are congruent by the SAS Congruence Postulate

<h3>What are congruent triangles?</h3>

Two triangles are said to be congruent if they have the same shape and their corresponding sides are also congruent.

We can say that two triangles are congruent using these 5 rules:

1: SSS or the side, side, side rule, that means that we have two triangles with all three sides equal.

2. SAS or side, angle, side states that in the two triangles, two sides and the included angle are equal.

3. ASA or angle, side, angle states that in two triangles, the two angles and the included side are equal.

4. AAS or angle, angle, side states that we have two triangles where two angles and the non-included side are equal.

5. HL or the Hypotenuse Leg rule states that, if the hypotenuse and one leg of one right-angled triangle are equal to the corresponding hypotenuse and leg of another right-angled triangle, then the two triangles are congruent.

Two triangles are said to be congruent if they have the same shape and their corresponding sides are also congruent.

Example:-From the diagram, given that:

AB = DE, BC = EF and ∠B = ∠E

Triangle ABC and triangle DEF are congruent by the SAS Congruence Postulate

Find out more on congruent triangles at:

brainly.com/question/2644832

#SPJ1

6 0
2 years ago
what is -2/3 times -12. This questions is related to converting slope point form into slope intercept form.
Gennadij [26K]

Answer:

-2/3 times  -12=8

Step-by-step explanation:

5 0
3 years ago
Classify the following angle. 28. I WILL GIVE BRANLIEST!!!!!! RATE AND VOTE!!!!HELPP
Kaylis [27]

Answer:

reflex angle

Step-by-step explanation:

Acute is less than 90

Right = 90

Obtuse is greater than 90 and less than 180

Straight is 180

Reflex is greater than 180 and less than 360

This is greater than 90 and less than 180 so it is a reflex angle

3 0
3 years ago
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