# How do you simplify 10- [50 / (-2 times 25) - 7] times 4?

1. Start inside the bracket with $- 2 \times 25 = - 50$
2. $\frac{50}{- 50} = - 1$
3. $- 1 - 7 = - 8$
4. $- 8 \times 4 = - 32$
5. $10 - \left(- 32\right) = 10 + 32 = 42$