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PtichkaEL [24]
3 years ago
12

Help, help!!! Please:)

Mathematics
1 answer:
andrew-mc [135]3 years ago
3 0

Answer: b

Step-by-step explanation:

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Write an equation of a line containing (2, -3) and perpendicular to 3x+4y=14 answer
Sergio039 [100]

Answer:

Step-by-step explanation:

From the condition of perpendicularity, if two lines must be perpendicular to each other, the product of their gradient rather the slope must be equaled to ( -1 ).

Equation of a line ; y = mx+ c, where m1 is the gradient of the line and c us the point of intersection if the line on the y- axis.therefore, the equation

3x + 4y = 14, when re arranged, now becomes, 4y = -3x + 14, divide through by 4, gives, y = -3x/4 + 14.

Therefore, m1, = -3/4 and m2, = 4/3 going by the condition. Since the line passes through the coordinate of (2,3), where x = 2, and y = -3, then, substitute for x and y in y = mx+ c, minding the m2, to find C, therefore,

-3 = 4/3x2 + c. -3 = 8/3 +c

Multiply through by 3 to make it a linear equation,

-9 = 8 + 3c; -9 - 8 = 3c, -17= 3c

c = -17/3.Now substitute for c in the equation ,y = mx+ c, the equation now becomes, y = 4x/3 - 17/3. Therefore the new equation is

3y = -4x - 17.

7 0
3 years ago
Name the set or sets of numbers to which each real numbers belong. Please help me firgure this out or any answers!?
Anon25 [30]

I am following this post

6 0
3 years ago
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Help me out? :)<br> *******************************************
Crank

Answer:

C

Step-by-step explanation:

Solve using 2 step equations

x/2-8=19

+8 +8

x/2=27

*2 *2

x=54

Hope I helped you out

7 0
3 years ago
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Which three points can create a function with a range of {-3,0,4}, select all correct answers.
Nutka1998 [239]
I don’t really know but hope u have a good day
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3 years ago
A cookie recipe states for every three cups of flour,1 teaspoon of vanilla are needed. how many teaspoons are needed for five cu
Brrunno [24]
For 3 cups... vanilla needed - 1 teaspoon
for 1 cup...vanilla needed- 1/3 teaspoon
for 5 cups, vanilla needed- 5/3 teaspoon

In short , 1.67 or 5/3 teaspoon of vanilla is needed for 5 cups of floor
3 0
3 years ago
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