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Krch1401
30.06.2019 •
Mathematics
! . when a number x is multiplied by 9, the result is 35. what is the value of x? drag and drop the correct number into the box so that the equation is true. x = . 52735
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Ответ:
Keywords:
Number, multiplied, equation, variable
For this case we are asked to find a number that when multiplied by "9" of result "35", then we propose an equation with a variable, in which we must find the value of said variable, which represents the number that must be multiplied for 9.
We have to:
x: Represents the number multiplied by "9"
So:
We must clear the variable "x", for it we divide between "9" on both sides of the equation:
If we round with two decimals:
Thus, the number that is multiplied by 9, to obtain 35 is![x = 3.888888889](/tpl/images/0035/9428/3e2a7.png)
Ответ:
And we know that the leg that is labeled with a line is also 6.
Use the Pythagorean theorem and solve for x.
a² + b² = x²
3² + 6² = x²
9 + 36 = x²
45 = x²
√45 = x
√9×5 = x
√9√5 = x
3√5 = x
The answer is 3√5
Hope this helps :)