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SIZIF [17.4K]
3 years ago
8

What is the value of f(X)=3x-12 for X=9

Mathematics
1 answer:
Phantasy [73]3 years ago
8 0
F(X)=3x-12 Substitute 9 for x. f (9)=3 (9) -12 Multiply 9 by 3. F (9)= 27 -12 Subtract Final Answer: 15
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Translate the following: x is at most 6
olasank [31]

Answer:

x <u>></u> 6

Step-by-step explanation:

If it is at most 6 then it could be equal to or less than 6 but not more so it would be a <u>></u>.

For example: If you had 6 dollars to spend at the store and you want to buy some candy. You can only buy something that is less than or equal to 6 dollars or else you wouldn't have enough money. Though this example would be different in real life bc of tax, it is the same type of thing.

8 0
4 years ago
What is the measure of c.
Digiron [165]
The measure of C is 38 degrees.
4 0
4 years ago
Which is a measure of the missing angle in this triangle?
Taya2010 [7]
<h2><u>Given</u>:-</h2>

Let us assume the three angles to be angle 1, angle 2 and angle 3.

Angle 1 = 35°

Angle 2 = 120°

<h2><u>To</u> <u>find</u>:-</h2>

Angle 3.

<h2><u>Solution</u>:-</h2>

{\boxed{\mathcal{\red{The \:measure\:of\:the\:missing\:angle\:is\:25°. \:✅}}}}

<h2><u>Step</u>-<u>by</u>-<u>step</u> <u>explanation</u>:-</h2>

We know that,

\sf\pink{Sum\:of\:angles\:of\:a\:triangle\:=\:180°}

➪ ∠ 1 + ∠ 2 + ∠ 3 = 180°

➪ 35° + 120° + ∠ 3 = 180°

➪ 155° + ∠ 3 = 180°

➪ ∠ 3 = 180° - 155°

➪ ∠ 3 = 25°

\sf\red{Therefore, \:the\: measure \:of \:∠\: 3\: is \:25°.}

<h2><u>To</u> <u>verify</u>:-</h2>

∠ 1 + ∠ 2 + ∠ 3 = 180°

✒ 35° + 120° + 25° = 180°

✒ 180° = 180°

✒ L. H. S. = R. H. S.

\boxed{Hence\:verified.}

\bold{ \green{ \star{ \orange{Hope\:it\:helps.}}}}⋆

7 0
3 years ago
Read 2 more answers
Find missing side and find perimeter <br> Brainiest to first to answer
vekshin1

Answer:

Missing side = 6.7cm

Perimeter = 42.438cm

Step-by-step explanation:

The missing side will be the diameter of the semicircle

Missing side = 9.2cm - 2.5cm

Missing side = 6.7cm

Perimeter of the figure = Perimeter of rectangle + Circumference of the semi circle

Perimeter of rectangle = 2(L+W)

Perimeter of rectangle = 2(9.2 + 1.5)

Perimeter of rectangle= 2(10.7)

Perimeter of rectangle = 21.4cm

Get the circumference of the semicircle

Circumference of the semi circle= πd

Circumference of the semi circle = 3.14 * 6.7

Circumference of the semi circle = 21.038

Perimeter of the figure = 21.4cm + 21.038cm

Perimeter of the figure = 42.438cm

8 0
3 years ago
An item is regularly priced at $65. Dan bought it at a discount of 75% off the regular price.
Nadya [2.5K]

Answer:

He paid $48.75

Step-by-step explanation:

65 x 75%

3 0
3 years ago
Read 2 more answers
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