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Dahasolnce [82]
3 years ago
12

4x-4y=-8-2x+5y=13solve by substitution​

Mathematics
1 answer:
Aleksandr-060686 [28]3 years ago
5 0
X is equal to 8 and y is equal to 9

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If f (7) = 22, then<br> ff-1(22)) = [?]
lozanna [386]

Answer:

f(f^{-1} (22)) equals 22.

Step-by-step explanation:

For every input in a function, there will be one corresponding output. When taking the output of the function and inserting it as the input to the inverse function of the original, the output will be equivalent to the exact input of the original function. In this case, because f(7)=22, that means f^{-1} (22) will equal 7. Using this knowledge, you can find the value of f(f^{-1} (22)), which will be f(f^{-1} (22)) = f(7)=22, so f(f^{-1} (22)) equals 22.

8 0
3 years ago
Help me please,Thanks
alukav5142 [94]
I have not done measurements in a really long time and i am most likely wrong but i think its 45
8 0
4 years ago
Find the product of 3 1/8 and 1 2/7. Express your answer in simplest form.
ratelena [41]
<span>3 1/8 x 1 2/7
= 25/8  x 9/7
= 225 / 56

</span>
7 0
3 years ago
Can you guys help me?
9966 [12]
  • Answer:

<em>5</em>

  • Step-by-step explanation:

<em>(6 + 1)² - 4 / 1 + (4² : 2) = </em>

<em>= (7² - 4) / (1 + 16 : 2)</em>

<em>= (49 - 4) / (1 + 8)</em>

<em>= 45 / 9</em>

<em>= 5</em>

6 0
4 years ago
The difference between a number x and 17 is 24.
damaskus [11]

Answer:

X= 41

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
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