Question

Номер 1316 помогите срочно дам 15 баллов у меня сомостоялка-8,6+(-4,9)-8,6-(5,3);помогите составить в 5 действий​у меня 10 мин

Answer 1

Ответ:

-13,5-13,9=-27,4 вот, думаю правильно)

Answer 2

Solving the Expression

To solve the given expression, we can follow the order of operations (PEMDAS: Parentheses, Exponents, Multiplication and Division, Addition and Subtraction). Let's break down the expression step by step.

1. Simplify the Parentheses - The expression is: -8.6 + (-4.9) - 8.6 - 5.3 - Start by simplifying within the parentheses.

2. Perform Addition and Subtraction - After simplifying the parentheses, perform addition and subtraction operations.

Step-by-Step Solution

1. Simplify the Parentheses - -8.6 + (-4.9) = -13.5

2. Perform Addition and Subtraction - Now, the expression becomes: -13.5 - 8.6 - 5.3

3. Perform Subtraction - -13.5 - 8.6 = -22.1 - -22.1 - 5.3 = -27.4

Final Result

The result of the given expression -8.6 + (-4.9) - 8.6 - 5.3 is -27.4.