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padilas [110]
3 years ago
13

-(m - 6) = 3m + 14 Multiply m- 6 by -1

Mathematics
1 answer:
Angelina_Jolie [31]3 years ago
5 0

For this case we have the following equation:

- (m-6) = 3m + 14

We apply distributive property on the left side of the equation, taking into account that:

- * + = -\\- * - = +

So:

-m + 6 = 3m + 14

Subtracting 3m from both sides of the equation:

-m-3m + 6 = 14

Equal signs are added and the same sign is placed:

-4m + 6 = 14

We subtract 6 from both sides of the equation:

-4m = 14-6\\-4m = 8

We divide between -4 to both sides of the equation:

m = \frac {8} {- 4}\\m = -2

Thus, the solution of the equation ism = -2

ANswer:

m = -2

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6,666,666×666,666 /1+2+3+4+5+6+5+4+3+2+1 − 777,777×777,777/1+2+3+4+5+6+7+6+5+4+3+2+1
jeka57 [31]

Answer:

111111 \times 1111110 is the simple expression.

Step-by-step explanation:

The expression to be solved:

\dfrac{6,666,666\times666,666 }{1+2+3+4+5+6+5+4+3+2+1} - \dfrac{777,777\times777,777}{1+2+3+4+5+6+7+6+5+4+3+2+1}

First of all, let us solve the first term:

\dfrac{6,666,666\times666,666 }{1+2+3+4+5+6+5+4+3+2+1}\\\Rightarrow \dfrac{6666666\times666666 }{36}\\\Rightarrow \dfrac{6666666\times666666 }{6\times 6}\\\Rightarrow 1111111\times 111111

Now, the right term:

\dfrac{777777\times777777}{1+2+3+4+5+6+7+6+5+4+3+2+1}\\\Rightarrow \dfrac{777777\times777777}{49}\\\Rightarrow \dfrac{777777\times777777}{7 \times 7}\\\Rightarrow 111111 \times 111111

So, the expression to be solved becomes:

1111111\times 111111-111111\times 111111\\\Rightarrow 111111(1111111-1)\\\Rightarrow 111111\times 1111110

3 0
3 years ago
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Answer:

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Step-by-step explanation:

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