Question

Как решить. 7,83*6,9-7,83*1,9=?

Answer 1

Даем 7.83 за скобки 7.83(6.9-1.9)=7.83 умножить на 5 равно 39.15

Answer 2

Calculation

To solve the expression 7.83*6.9-7.83*1.9, we can use the order of operations (PEMDAS/BODMAS) which stands for Parentheses/Brackets, Exponents/Orders, Multiplication and Division (from left to right), and Addition and Subtraction (from left to right).

So, 7.83*6.9-7.83*1.9 = 7.83*(6.9-1.9)

Result

7.83*(6.9-1.9) = 7.83*5 = 39.15

Therefore, the result of the expression 7.83*6.9-7.83*1.9 is 39.15.