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11Alexandr11 [23.1K]
3 years ago
10

I need help please help me​

Mathematics
2 answers:
SpyIntel [72]3 years ago
6 0

Answer:

The Answer is 25

Step-by-step explanation:

liberstina [14]3 years ago
5 0
The answer would be 25. If you put 25 x .64 into a calculator, you’ll get 16 :)
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Advocard [28]

Question :

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Read 2 more answers
What is (4x+-7)(2x+-9)
uysha [10]

Answer:x=1

Step-by-step explanation:(4x+-7)=(2x+-9)

We move all terms to the left:

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(4x-7)-((2x-9))=0

We get rid of parentheses

4x-((2x-9))-7=0

We calculate terms in parentheses: -((2x-9)), so:

(2x-9)

We get rid of parentheses

2x-9

Back to the equation:

-(2x-9)

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4x-2x+9-7=0

We add all the numbers together, and all the variables

2x+2=0

We move all terms containing x to the left, all other terms to the right

2x=-2

x=-2/2

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(4x+-7)=(2x+-9)

We move all terms to the left:

(4x+-7)-((2x+-9))=0

We add all the numbers together, and all the variables

(4x-7)-((2x-9))=0

We get rid of parentheses

4x-((2x-9))-7=0

We calculate terms in parentheses: -((2x-9)), so:

(2x-9)

We get rid of parentheses

2x-9

Back to the equation:

-(2x-9)

We get rid of parentheses

4x-2x+9-7=0

We add all the numbers together, and all the variables

2x+2=0

We move all terms containing x to the left, all other terms to the right

2x=-2

x=-2/2

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8 0
3 years ago
Write the fraction below as a sum or difference. 5x + 2 over 7​
kap26 [50]

Answer:

f ^-1 (x) =7X/5 - 2/5

Step-by-step explanation:

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