
6x+100=9x+1 5x-18=-12x+17


Ответы на вопрос

-3х=-99
х=33
_____
17х=17+18
17х=35
х=2







To solve the equations:
- 6x+100=9x+1
First, we want to isolate the variable (x) on one side of the equation, so we need to get all the x terms on one side and all the constants on the other. We can do this by subtracting 6x from both sides:
6x + 100 - 6x = 9x + 1 - 6x
100 = 3x + 1
Next, we'll isolate x by subtracting 1 from both sides:
100 - 1 = 3x + 1 - 1
99 = 3x
Finally, we'll divide both sides by 3 to solve for x:
99/3 = 3x/3
x = 33
So the solution to the first equation is x = 33.
- 5x-18=-12x+17
Again, we want to isolate the variable (x) on one side of the equation, so we'll add 12x to both sides:
5x - 18 + 12x = -12x + 17 + 12x
17x - 18 = 17
Next, we'll isolate x by adding 18 to both sides:
17x - 18 + 18 = 17 + 18
17x = 35
Finally, we'll divide both sides by 17 to solve for x:
17x/17 = 35/17
x = 2
So the solution to the second equation is x = 2.


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