Question

Simplify: 2a − 3[a − {b − a(a − b)}].

Answer 1

Answer:

a + 6b -3 $a^{2}$

Step-by-step explanation:

2a - 3[a- {b - $a^{2}$ +b}]
2a -3[a - 2b + $a^{2}$]
-a + 6b -3 $a^{2}$