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katrin [286]
3 years ago
11

Which equation represents a line that passes through (2,-1) and has a slope of 3?

Mathematics
1 answer:
NARA [144]3 years ago
8 0

Answer:

Third one : y + 1 = 3(x - 2)

Step-by-step explanation:

The standard form is y - y1 = m(x - x1)

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What is the image of (−4,−12) after a dilation by a scale factor of 1/4 centered at the origin?
Rama09 [41]

Answer:

It would be (-1,-3)

Step-by-step explanation:

All you have to do is divide your point by 4, since it's a fractions. If it's not, multiply.

-4 / 4 = -1

-12 / 4 = -3

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3 years ago
What is the solution set of the equation set 3|5-x|+2=29 ?
MatroZZZ [7]

Answer:

Answer: x = - 4 or x = 14.

Step-by-step explanation:

Rearrange unknown terms to the left side of the equation:3 |5 - x| = 29 - 2Calculate the sum or diff.

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3 years ago
What is the value of the expression?
user100 [1]
3a= 3(5) = 15
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4 0
3 years ago
Find the value of x and y
velikii [3]

Answer:

2x + 20 = 3x-10

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x= 30

Checking part:

2x+20 = 2(30) +20 = 60+20 = 80

3x-10 = 3(30) - 10 = 90-10 = 80

Hence, the final answer is x = 30.

Step-by-step explanation:

6 0
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SCORPION-xisa [38]

Answer:

108 degrees

Step-by-step explanation:

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