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Deffense [45]
2 years ago
10

Solve for x : 13x + 7 = -227

Mathematics
1 answer:
Grace [21]2 years ago
7 0

Answer:

-18

Step-by-step explanation:

1. Subtract 7 from both sides:

13x = -234

2. Divide 13 from both sides:

13x/13 = -234/13

x = -18

hope this helps!

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vredina [299]
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</span>13.7

13.7 in. is the length
6 0
3 years ago
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The present shown below is a cube.
anastassius [24]

Answer:

SA = 2400 cm²

Step-by-step explanation:

SA of a cube = S² x 6 (the number of its faces)

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SA = 400 x 6

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8 0
3 years ago
Helppp!! I NEED HELP PLEASE
Elodia [21]

Given:

The table of values for the function f(x).

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The values f^{-1}(f(3.14)) and f(f(-7)).

Solution:

From the given table, it is clear that the function f(x) is defined as:

f(x)=\{(-14,11),(-7,-12),(-12,-5),(9,1),(10,-2),(-2,13)\}

We know that if (a,b) is in the function f(x), then (b,a) must be in the function f^{-1}(x). So, the inverse function is defined as:

f^{-1}(x)=\{(11,-14),(-12,-7),(-5,-12),(1,9),(-2,10),(13,-2)\}

And,

f^{-1}(f(a))=f^{1}(b)

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Using (i), we get

f^{-1}(f(3.14))=3.14

Now,

f(f(-7))=f(-12)

f(f(-7))=5

Therefore, the required values are f^{-1}(f(3.14))=3.14 and f(f(-7))=5.

5 0
3 years ago
Please use the figure below to solve for both x and y
kkurt [141]

Answer:

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y = 12°

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Divide by 9,

x = 10°

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=> 10y + 10° + 5*10° = 180°

=> 10y + 10° + 50° = 180°

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Subtract 60° on both sides,

10y = 180° - 60° = 120°

Divide by 10,

y = 120° / 10 = 12°

3 0
3 years ago
This is the question ​
zysi [14]

Answer:(1,1)

Step-by-step explanation:

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(fxg)(0)= 1,1

3 0
3 years ago
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