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Kaylis [27]
3 years ago
9

30b+53≥18b−83 please i end up with 11.33333333 but i need it as a fraction

Mathematics
2 answers:
11Alexandr11 [23.1K]3 years ago
5 0

Answer:

b≥-34/3

Step-by-step explanation:

mina [271]3 years ago
3 0

So firstly, subtract both sides by 18b:

12b+53\geq -83

Next, subtract both sides by 53:

12b\geq -136

Next, divide both sides by 12:

b\geq -\frac{136}{12}\\\\-\frac{136}{12}\div \frac{4}{4}=-\frac{34}{3}=-11\frac{1}{3}\\\\b\geq -11\frac{1}{3}

<u>Your final answer is b ≥ -34/3 or b ≥ -11 1/3.</u>

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Answer:

Step-by-step explanation:

use the distributive propriety to get 4c -12 = 8

divide both sides by 4 to get c-3 =2

4 0
3 years ago
What is the value of X​
AleksAgata [21]

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Step-by-step explanation:

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The area of a rectanglular sandbox is (5x + 40) feet. Factor 5x + 40 to find possible dimensions of the sandbox
kotegsom [21]
5x+40 factors to 5(x+8). Notice how distributing the 5 back through to each term in the parenthesis gives
5 times x = 5x
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So 5*(x+8) = 5*x+5*8 = 5x+40

Therefore, the factors are 5 and (x+8).
The dimensions of the sandbox are 5 feet by (x+8) feet.

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6 0
3 years ago
The length of a rectangular flower bed is 2ft longer than the width. If the area is 6ft, then what are the exact length and widt
Marizza181 [45]

Answer:

Exact dimensions:

width=-1+\sqrt{7}

length=-1+\sqrt{7}+2

length=1+\sqrt{7}

Approximate dimensions:

width=1.64575ft

length=1.64575+2

length=3.64575ft

Step-by-step explanation:

Let's assume width of rectangle is w ft

The length of a rectangular flower bed is 2ft longer than the width

so,

length =w+2

L=w+2

now, we can find area

A=L\times W

now, we can plug it

A=(w+2)\times w

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ax^2+bx+c=0

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w=\frac{-2\pm \sqrt{2^2-4\cdot \:1\left(-6\right)}}{2\cdot \:1}

w=-1+\sqrt{7},\:w=-1-\sqrt{7}

we know that dimension can never be negative

so, we will only consider positive value

Exact dimensions:

width=-1+\sqrt{7}

length=-1+\sqrt{7}+2

length=1+\sqrt{7}

Approximate dimensions:

width=1.64575ft

length=1.64575+2

length=3.64575ft

7 0
3 years ago
PLEASE HELP!!!!!!! WILL GIVE BRAINLIEST!!!!!!! AND RATING!!!!
wel
The correct answer is:  [A]:  " <span>x - 3 " .
________________________________________________</span>
6 0
3 years ago
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