2 years ago

Given that slope = -1 and a point (3,-1), write an equation in slope-

Mathematics

1 answer:

Luden [163]2 years ago

6 0

Answer:

slope= -1 = m

Step-by-step explanation:

y = mx + b

y = -1x + b

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If DF = 9x-39, find EF.

otez555 [7]

$DF=DE+EF\\\\DF=9x-39\\DE=47\\EF=3x+10\\\\\text{substitute}\\\\9x-39=47+3x+10\\9x-39=3x+57\ \ \ |-3x\\6x-39=57\ \ \ \ |+39\\6x=96\ \ \ \ |:6\\x=16\\\\\text{put the value of x to the expression}\ 3x+10\\\\EF=3(16)+10=48+10=58$

Answer: EF = 58

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2 years ago

BRAINLIEST and PLEASE show your work!!!!

Nina [5.8K]

Answer:

y=96

Step-by-step explanation:

Important information:

y=x^2(2+4)

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Explanation/Solution:

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2 years ago

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Step-by-step explanation:

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2 years ago

The ratio of the number of boys to girls is 5 to 4. There are 60 girls in the choir. How many boys are in the choir?

sergiy2304 [10]

Answer:

Step-by-step explanation:

5 60

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3 years ago

Which point is closest to the x-axis? (4,8) (2,11) (8,7) (3,13)

Effectus [21]

Answer:

(3,13)

Step-by-step explanation:

Because the smallest x value is 3 and 3 is the closest to 0.

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2 years ago

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