Question

How do I do my math question when it has brackets 3-4[-2(4-5)-7(4-5)]

Answer 1

3-4[-2(4-5)-7(4-5)]​

First, solve the parentheses:

3-4[-2(-1)-7(-1)]​

Solve the multiplications inside the brackets

3-4[2+7]​

Solve the sum inside the brackets

3-4[9]

Solve the multiplication

3-36

subtract

-33