
M-1 4/5=-3.8!!!!!!!!!!


Ответы на вопрос





m-9/5=-3,8
m=-3,8+9/5
m=-19/5+9/5
m=-2



It looks like you've provided an equation: M-1 = 4/5 = -3.8. However, this equation seems to have two conflicting equalities, which is not correct. An equation should have only one equal sign.
If you meant to write M - 1 = 4/5 - 3.8, then let's solve it step by step:
M - 1 = 4/5 - 3.8
To subtract 3.8 from 4/5, first, let's find a common denominator for both numbers. The common denominator between 5 and 100 is 100. So, we rewrite 4/5 as an equivalent fraction with a denominator of 100:
4/5 = (4/5) * (20/20) = 80/100
Now, the equation becomes:
M - 1 = 80/100 - 3.8
Next, subtract 3.8 from 80/100:
M - 1 = 80/100 - 380/100
Now, we have two fractions with the same denominator, so we can subtract them directly:
M - 1 = (80 - 380) / 100 M - 1 = -300 / 100
Finally, reduce the fraction:
M - 1 = -3
To isolate M, add 1 to both sides of the equation:
M = -3 + 1 M = -2
So, the solution to the equation is M = -2.


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