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umka21 [38]
3 years ago
15

Help!

Mathematics
1 answer:
qwelly [4]3 years ago
5 0
(5b-7)-3(8-2b)
Always Distribute First!
(5b-7)-24+6b
Combine like terms!
11b-31
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Which situation can be represented by this equation 340 + 5x = 650 — 8x
RUDIKE [14]
Answer: Situation A fits the equation

Explanation:

Sierra has 340 oz of water and is being filled (+) 5oz every minute(x) = Brian has a bucket with 650 oz of water and is being drain( - ) 8oz every minute(x)
8 0
3 years ago
I need help! Answer as fast as you can. Marking brainlyiest
grandymaker [24]

Answer:

A

Step-by-step explanation:

We can break down what each term represents in the equation

60 is the constant. This is the base price that is paid regardless of workers and hours needed

Then there is 12nh. 12 represents the cost per hour for one worker. If the job takes only one hour, then it is 12 dollars per worker. Similarly, if the job only takes one person, then it is 12 dollars for each hour.

The most accurate answer is A

8 0
3 years ago
Help please im marking brainliest
Strike441 [17]

The surface area of the triangular prism is of 140 cm².

<h3>What is the surface area of a prism?</h3>

It is the sum of the areas of all faces of a prism. In this problem, the prism has these following faces:

  • One rectangle of dimensions 8 cm and 6 + 4 + 5 = 15 cm.
  • Two right triangles with sides 4 cm and 5 cm.

For a rectangle, the area is given by the multiplication of the dimensions, hence:

Ar = 8 x 15 = 120 cm²

For each right triangle, the area is given by half the multiplication of the sides, hence:

At = 2 x 0.5 x 4 x 5 = 20 cm².

Then the surface area of the prism is:

S = 120 cm² + 20 cm² = 140 cm².

More can be learned about surface area at brainly.com/question/28123954

#SPJ1

3 0
2 years ago
What is the length of side x? (possibly use similar triangles)
weeeeeb [17]
Law of Sines

\frac{sin(A)}{a} =  \frac{sin(B)}{b}

\frac{sin(90)}{14.6} =  \frac{sin(45)}{x}

Cross multiply

x*sin(90) = 14.6sin(45)

x = 14.6sin(45)

x = <span>10.3</span>
8 0
3 years ago
What is the longest side of a right triangle?
frozen [14]
The longest side of a right triangle is hypotenuse
3 0
2 years ago
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