wubzwaters
05.05.2020 •
Mathematics
Solve 3XX +25 = 4XX -10
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Ответ:
Step-by-step explanation:
3x2 + 25 = 4x2 - 10
Bringing like terms on one side
25 + 10 = 4x2 - 3x2
35 = x2
Taking square root on both sides
Ответ:
Mara did not divide correctly
Step-by-step explanation:
She had to divide 2666 by 266.6 which should have given her 10