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frozen [14]
2 years ago
15

I need help with this​

Mathematics
1 answer:
dimaraw [331]2 years ago
7 0
2(4)-3 is what f(4) is equal to if you imput 4 for x. Distribute 2 to the 4 to get 8-3 so f(4) is equal to 5!
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What’s the solution to this inequality -2y > 12??
Alex73 [517]

Answer:

y < - 6

Step-by-step explanation:

Given

- 2y > 12

Divide both sides by - 2, reversing the symbol as a result of dividing by a negative quantity.

y < - 6

7 0
3 years ago
Please help ASAP with question 2
Drupady [299]

Answer:

20

Step-by-step explanation:

y=20+2.8 and got 100%

7 0
2 years ago
Im so confused! Can someone help me? I need to find the value of the variable and the measures of the angles.....
nikdorinn [45]
Hello there! I can help you! So what we are looking for is the value of x. To find the value of x, we can write and solve an equation. Set it up like this:

4x + 28 = 180

This is because the sum of the angles for a triangle is 180°. We combine the like terms to get 4x and subtract 6 from 34 to get 28. First off, let's subtract 28 from both sides. 28 - 28 cancel out. 180 - 28 is 152. That simplifies into 4x = 152. Now, divide each side by 4 to isolate the x. 4x/4 cancels out. 152/4 is 38. There's a possible value of x. Let's plug the value in and see if it works. 38 * 2 is 76. 76 - 6 is 70. 38 + 34 is 72. 70 + 72 is 142 and 142 + 38 is 180. 180 = 180. There. x = 38. Here are the answers for the angle measurements:

(x + 34) = 72°
(2x - 6) = 70°
x° = 38°

4 0
4 years ago
The slope formula can be used to prove that a triangle has
sveticcg [70]
It has to be A because of the other letter
5 0
3 years ago
Solving one step equation 1 show work
Sav [38]
Hope this helps.
Mark as brainliest pls.

4 0
4 years ago
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