Answer:
1 a)

1 b)

2 a)

2 b)

Explanation:
Given statements:
1. Find the sum of -7g and 4g + 2
2. Find the difference when 6h is subtracted from 2h - 4
a) To write an expression based on the given statement
b) To simplify the expression
Solution:
1) The sum of -7g and 4g + 2 is given as:
1 a)

This can be simplified by combining the like terms:
1 b) ⇒

2) The difference when 6h is subtracted from 2h - 4 can be given as:
2 a)

This can be simplified by combining the like terms:
2 b) ⇒
