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Jet001 [13]
4 years ago
10

Bianca wrote the steps for her solution to the equation 2.3 + 8(1.3x – 4.75) = 629.9. She left out the description for the last

step.
What is the missing step of her solution?

A: Add 10.4 to both sides.
B: Add negative 10.4 to both sides.
C: Multiply both sides of the equation by 10.4.
D: Divide both sides of the equation by 10.4.

Mathematics
2 answers:
vaieri [72.5K]4 years ago
6 0
2.3+8(1.3x-4.75)=629.9
2.3+10.4x-38=629.9
-35.7+10.4x=629.9
10.4x=665.6
x=64

The last step was --> D. Divide both sides of the equation by 10.4
Luba_88 [7]4 years ago
3 0

Answer:

d.  Divide both sides of the equation by 10.4.

Step-by-step explanation: just took the test

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Kevin installed a certain brand of automatic garage door opener that utilizes a transmitter control with four independent​ switc
s344n2d4d5 [400]

Kevin installed a certain brand of automatic garage door opener that utilizes a transmitter control with four independent​ switches, each one set on or off. The receiver​ (wired to the​ door) must be set with the same pattern as the transmitter. If six neighbors with the same type of opener set their switches​ independently.<u>The probability of at least one pair of neighbors using the same​ settings is 0.65633</u>

Step-by-step explanation:

<u>Step 1</u>

In the question it is given that

Automatic garage door opener utilizes a transmitter control with four independent​ switches

<u>So .the number of Combinations possible with the Transmitters </u>=

2*2*2*2= 16

<u> Step 2</u>

Probability of at least one pair of neighbors using the same settings = 1- Probability of All Neighbors using different settings.

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<u> Step 3</u>

Probability of at least one pair of neighbors using the same settings=

= 1- 0.343666

<u> Step 4</u>

<u>So the probability of at least </u>one pair of neighbors using the same settings

is  0.65633

3 0
3 years ago
(3x-3)° [6{x-10)]° what is the value of x
DerKrebs [107]
Solve for x over the real numbers:18 ° (x - 1) (x - 10 ° x) = 0
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Answer:

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Step-by-step explanation:

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Anyone know the answer?
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Hannah has 127 books in her collection. Her school is hosting a book donation. There are z students at her school, and they each
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3 years ago
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