Question

Как решить 5a+7b-2a-8b

Answer 1

5a+7b-2a-8b=7b-8b+5a-2a=-1b+3a

Answer 2

5а-2а=3а
7b-8b=-b
получается 3а-b

Answer 3

Solving the Expression 5a + 7b - 2a - 8b

To solve the expression 5a + 7b - 2a - 8b, we can combine like terms. Like terms are terms that have the same variable raised to the same power.

First, let's combine the terms with the variable 'a': 5a - 2a = 3a

Next, let's combine the terms with the variable 'b': 7b - 8b = -1b

So, the simplified expression is: 3a - 1b

This is the simplified form of the given expression.

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