First, we can simplify the expression inside the square brackets:
$[3a - (2b - 5a)] = 3a - 2b + 5a = (3a + 5a) - 2b = 8a - 2b$
Now, we can simplify the expression inside the curly brackets:
$2\{8a - 2b - 3(2a - b)\} = 2\{8a - 2b - 6a + 3b\} = 2\{(8a - 6a) + (-2b +
Show more…