Correctness 3416

Calculate and verify the correctness of the test result:
12 (3c - 5) + 11 = 10 (8c - 7) - 16c

Correct answer:

c =  0.75

Step-by-step explanation:


12(3c - 5) + 11 = 10(8c - 7) - 16c

12·(3·c - 5) + 11 = 10·(8·c - 7) - 16·c

28c = 21


c = 21/28 = 0.75

c = 3/4 = 0.75

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