Question

please help solve this problem the - is a negative sign. (2b+-7)+5(b+-3)

Answer 1

Explanation:

(2b+-7)+5(b+-3)

Multiply 5 throughout the second parentheses

(2b-7)+(5b-15)

Add 2b and 5b

7b-7-15

Subtract -7 and -15

7b-22