1) 9,8x = 73,5x = 73,5 / 9,8x ≈ 7,5
2) 100x - 5,42 = 12,3100x = 12,3 + 5,42100x = 17,72x = 17,72 / 100x ≈ 0,1772
Ответ: x ≈ 7,5; x ≈ 0,1772.
1) 9,8x = 73,5
x = 73,5 / 9,8
x ≈ 7,5
2) 100x - 5,42 = 12,3
100x = 12,3 + 5,42
100x = 17,72
x = 17,72 / 100
x ≈ 0,1772
Ответ: x ≈ 7,5; x ≈ 0,1772.