elizabethseoane1829
12.02.2020 •
Mathematics
Gabi tried to solve an equation step by step.
\qquad\begin{aligned} 0.1(0.5m+6)&=2 \\ 0.5m+6&=20&\green{\text{Step } 1} \\ 0.5m&=14&\blue{\text{Step } 2} \\ m&=7&\purple{\text{Step } 3} \end{aligned}
0.1(0.5m+6)
0.5m+6
0.5m
m
=2
=20
=14
=7
Step 1
Step 2
Step 3
Find Gabi's mistake.
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Ответ:
and for 5 2/7 it would be 5 times 7 plus 2.
So...
5 2/7= 37/7
1 2/5= 7/5