Задача Задача №3609258
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Solve the equation: 6*(x-7) + 13x = 7*(2x-6) + 27
Expand both sides: Left: 6x - 42 + 13x = 19x - 42 Right: 14x - 42 + 27 = 14x - 15
Set equal: 19x - 42 = 14x - 15
Move terms: 5x = 27
Solve: x = 27/5
Check: both sides give 60.6 when x = 27/5, so the solution is x = 27/5.