Question

Aflați numărul x ştiind că: 2 ×{12 +3 × [60 3 (27 -4.3)]} – 5x = 64.
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Answer 1

2×{12+3×[603×(27-4.3)]}-5x=64

2×[12+3×(603×22,7)]-5x=64

2×[12+3×13.688]-5x=64

2×(12+41.064)-5x=64

2×41.076-5x=64

82.152-5x=64

5x=82152-64

5x=82. 088

x=82.088:5

x=16.417,6