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GenaCL600 [577]
3 years ago
10

Evaluate f(x)= 4x-2 when x= -2

Mathematics
2 answers:
yKpoI14uk [10]3 years ago
8 0

\huge\text{Hey there!}

\large\text{If x = -2, then substitute it into the given equation}.

\large\textsf{f(x) = 4(-2) - 2}

\large\textsf{y = 4(-2) - 2}

\large\textsf{4(-2) = \boxed{\bf -8}}

\large\textsf{y = -8 - 2}

\large\textsf{-8 - 2 = \boxed{\bf -10}}

\boxed{{\large\text{y = \bf -10}}}

\boxed{\boxed{\large\text{Answer: \textsf{\huge \bf y = -10}}}}\huge\checkmark

\large\text{Good luck on your assignment and enjoy your day!}

~\frak{Amphitrite1040:)}

Pachacha [2.7K]3 years ago
3 0
<h2>Problem:</h2>

  • Evaluate f(x) = 4x-2 when x = -2.

  • Given that x = -2.
<h2 /><h2>Let's try!</h2>

\quad\quad\quad\quad \tt{f(x) = 4x - 2}

\quad\quad\quad\quad \tt{f( - 2) = 4( - 2)- 2}

\quad\quad\quad\quad \tt{f( - 2) = ( - 8)- 2}

\quad\quad\quad\quad \tt{f( - 2) =  - 10}

<h3 /><h3>Hence, the answer is -10.</h3>

\quad\quad\quad\quad\boxed {\tt{\color{green}f( - 2) =  - 10}}

__________

#LetsStudy

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Answer:

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Step-by-step explanation:

9+ 2 = 11, 13,15  ordered pair 2

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6 0
3 years ago
David made a class banner out of a large rectangular piece of paper. He
spin [16.1K]

<u>Given:</u>

A triangular piece is cut out of a rectangular piece of paper to make the class banner.

<u>To find:</u>

The area of the class banner.

<u>Solution:</u>

The rectangular piece of paper is 14 inches long and 5+3=8 inches wide.

From the given diagram, the triangle has a base length of the same 8 inches and has a height of 14-11=3 inches long.

To determine the area of the banner, we subtract the area of the triangle from the area of the rectangle.

The area of a triangle = \frac{1}{2} (b)(h).

The area of the triangle = \frac{1}{2} (8)(3) = 12 square inches.

The area of a rectangle = (l)(w).

The area of the rectangle = (14)(8)= 112 square inches.

The area of the class banner = 112-12=100 square inches.

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Julie's first three test scores in biology<br> were 65, 90 and 73. What was her<br> average score?
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Answer:Julie's average score was 76

Step-by-step explanation:

The formula for Average or mean is expressed as

Average = sum of terms / total number of terms.

Julie's first three test scores in biology were 65, 90 and 73.

The sum of the scores would be

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The number of terms is the number of subjects. Therefore, the number of terms is 3. Therefore,

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