
-10целых3/7-х=-9целых2/3


Ответы на вопрос





To solve the equation, we'll first simplify the given expression and then isolate the variable 'x'.
The equation is: -10(3/7) - x = -9(2/3)
Step 1: Simplify both sides of the equation.
-10(3/7) is -30/7 -9(2/3) is -18/3, which simplifies to -6
So, the equation becomes: -30/7 - x = -6
Step 2: Isolate the variable 'x' by getting rid of the constant term on the left side of the equation.
To do this, we can add 30/7 to both sides:
-30/7 - x + 30/7 = -6 + 30/7
On the left side, the -30/7 and +30/7 cancel out, leaving us with:
-x = -6 + 30/7
Step 3: Now, let's simplify the right side of the equation.
-6 + 30/7 can be converted to a common fraction:
-6 = -42/7 (multiply both numerator and denominator by 7 to get a common denominator)
So, the equation becomes:
-x = -42/7 + 30/7
Step 4: Combine the fractions on the right side:
-x = (-42 + 30)/7
Step 5: Further simplify the right side:
-x = -12/7
Step 6: To isolate 'x', multiply both sides of the equation by -1:
x = 12/7
So, the solution to the equation is x = 12/7.


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