Упростите выражение :
[tex]0.4 \times (2 + a) - 1.5 \times (a - 6)[/tex]
[tex]15 \times ( \frac{2}{3}x - \frac{1}{6}y) - 6 \times (0.5y - \frac{1}{3}x) [/tex]
[tex]0.4 \times (2 + a) - 1.5 \times (a - 6)[/tex]
[tex]15 \times ( \frac{2}{3}x - \frac{1}{6}y) - 6 \times (0.5y - \frac{1}{3}x) [/tex]
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Объяснение:
0.4×(2+а)-15×(а-6)=3.8-1.1а
15×(\frac{2}{3} х- \frac{1}{6}у)-6×(0,5у-\frac{1}{3}х)=12х \frac{1}{2} у