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sveticcg [70]
3 years ago
7

For each function, find f(-1), f(1), and f(3) f(x)=3x-4

Mathematics
1 answer:
Anna [14]3 years ago
6 0

Answer:

f(x)= 3x-4

f(-1)= 3*-1-4

f(-1)= 2-4

f(-1)= -2

f(x)= 3x-4

f(3)= 3*3-4

f(3)= 9-4

f(3)=5

f(x)= 3x-4

f(1)= 3*1-4

f(1)= 3-4

f(1)= -1

Step-by-step explanation:

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Tema [17]

Explanation is in the file

tinyurl.com/wtjfavyw

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3 years ago
Write equation for the line in slope intercept form (6,4) and (3,8)
nikdorinn [45]

Answer: y = - 4x/3 + 12

Step-by-step explanation:

The equation of a straight line can be represented in the slope-intercept form, y = mx + c

Where c = y intercept

m represents the slope of the line.

m = (y2 - y1)/(x2 - x1)

y2 = final value of y

y 1 = initial value of y

x2 = final value of x

x1 = initial value of x

The line passes through (6, 4) and (3, 8),

y2 = 8

y1 = 4

x2 = 3

x1 = 6

Slope,m = (8 - 4)/(3 - 6) = 4/- 3 = - 4/3

To determine the y intercept, we would substitute x = 3, y = 8 and m= - 4/3 into y = mx + c. It becomes

8 = - 4/3 × 3 + c

8 = - 4 + c

c = 8 + 4

c = 12

The equation becomes

y = - 4x/3 + 12

5 0
4 years ago
What is the answer to this hard question -5k - 19 = 5 -13k
Gwar [14]

You are trying to solve for k (get k by itself)

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-5k - 19 + 19 = 5 - 13k + 19

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8k = 24       Divide 8 on both sides

k = 3

3 0
4 years ago
Read 2 more answers
Modrater give answer<br><br><br>if 27x = 45263514282 than find the value of 200x ​
Fudgin [204]

═══════ღ❦ღ══╮

\boxed{ \sf{Answer}}

↦ First find the value of x

27x = 45263514282 \\ x =  \frac{45263514282}{27}  \\ x = 1676426454.89

↦ Now, find the value of 200x

x = 1676426454.89 \\ 200x = 200 \times 1676426454.89 \\  200x = 335285290978

ʰᵒᵖᵉ ⁱᵗ ʰᵉˡᵖˢ

꧁❣ ʀᴀɪɴʙᴏᴡˢᵃˡᵗ2²2² ࿐

6 0
3 years ago
Read 2 more answers
Identify the terms, similar terms, coefficients and constants in each expression.
dedylja [7]
All the number are terms

Similar terms are the numbers with variables versus the numbers without it

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Constants are the regular numbers(without variables)
5 0
3 years ago
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