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AlladinOne [14]
3 years ago
9

How to evaluate 3(2x-4)-6x+12

Mathematics
2 answers:
Oksi-84 [34.3K]3 years ago
4 0

Answer:

0

Step-by-step explanation:

1. Distribute:  6x-12 - 6x+12

2. Combine like terms:  0

Arturiano [62]3 years ago
3 0

Answer:

0

Step-by-step explanation:

First you want to do distributive properties, so multiply 2 and -4 by 3. leaving you with 6x-12-6x+12. then we have to combine all the like terms. so you can either add 6x to the negative 6x or take away 6x from the positive 6x. Same with the 12's. so once you've combined all the like terms you should be left with 0. Thus, your answer would be 0.

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height of the gateway arch shown on the Missouri quarter is 630 feet or 7,560 inches. find how many 4-inch stacks of quarters ma
Bingel [31]
<span>The height of Gateway Arch shown on the Missouri quarter is 630 feet or 7,560 inches. Find how many 4 inch stacks of quarters make up the height of the Gateway Arch. If there are 58 quarter in 4 inch stack o, how many quarters high is the arch? </span>

<span>Hence to find how many 4 inch stacks of quarters make up the height of the </span><span>Gateway Arch, 

Since the Gateway Arch is 7560 then for every stack is 4 inches to find the stacks all in all, we just have to divide 7560 / 4 = 1890

Then, to find </span><span>how many quarters high is the arch, 
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8 0
3 years ago
Read 2 more answers
Need math help!! answer choices are 80 , 40, 20, and 60
vivado [14]

Answer:

60

Step-by-step explanation:

The corresponding angles of the triangles are given, y + 10 and 2y - 40. You need to first find the value of the variable (in this case, y), and to do this, you need to set them equal to one another:

y + 10 = 2y - 40

<u>Subtract y from both sides:</u>

<u />

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-y          -y

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<u>Add 40 to both sides:</u>

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Now that we have the value of y, you need to plug the value into one of the expressions (either one will come out with the same answer):

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<em><u>OR</u></em>

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5 0
3 years ago
What is the simplest form of the expression (14.2a + 9.8b) – (13.1b – 0.2a) – (3.7a + 4.8b)?
Wewaii [24]
<span>(14.2a + 9.8b) - (13.1b - 0.2a) - (3.7a + 4.8b)
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(14.2a + 0.2a - 3.7a) + (9.8b - 13.1b - 4.8b)
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3 years ago
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If Brianna spent $65 on necklaces and bracelets at a crafts fair.
marissa [1.9K]
Total = 65
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Cómo se escribe cinco millones novecientos veinticinco en número alguien me ayuda plis
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Answer:

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