Объяснение:
7,5−3
2x
view step
37.54.5
\frac{2x}{4.5}
4.5
2x4.5\frac{4}{9}x
\frac{4}{9}x
9
4
x
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Answers & Comments
Объяснение:
7,5−3
2x
view step
37.54.5
\frac{2x}{4.5}
4.5
2x
view step
2x4.5\frac{4}{9}x
\frac{4}{9}x
9
4
x