1) 7.05·12.4 - x = 28.5; x = 7.05·12.4 - 28.5; x = 58.92.
2) x + 25.4 = 5.04 · 6.05; x = 5.04 · 6.05 - 25.4; x = 5.092.
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Answers & Comments
1) 7.05·12.4 - x = 28.5; x = 7.05·12.4 - 28.5; x = 58.92.
2) x + 25.4 = 5.04 · 6.05; x = 5.04 · 6.05 - 25.4; x = 5.092.