
18/30 - x = 4/30 + 6/10


Ответы на вопрос

18/30-x=4/30+18/30
18/30-x=22/30
x=18/30-22/30
x=-4/30=-2/15







To solve for x in the equation:
18/30 - x = 4/30 + 6/10
First, let's simplify the fractions on both sides of the equation:
18/30 - x = 4/30 + 3/5
Now, let's find a common denominator, which is 30 in this case:
(18/30) - x = (4/30) + (18/30)
Now, the equation becomes:
(18/30) - x = (4/30) + (18/30)
Next, combine the fractions on the right side of the equation:
(18/30) - x = (4/30 + 18/30)
Now, add the fractions on the right side:
(18/30) - x = (22/30)
Now that both sides have the same denominator, we can set them equal to each other and solve for x:
18/30 - x = 22/30
To isolate x, subtract 18/30 from both sides of the equation:
-x = 22/30 - 18/30
Now, subtract the fractions on the right side:
-x = 4/30
Simplify the right side by dividing both the numerator and denominator by their greatest common divisor, which is 2:
-x = 2/15
Finally, multiply both sides of the equation by -1 to solve for x:
x = -2/15
So, the solution to the equation is:
x = -2/15


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