Answer:
1.

2.

3.

4.

5.

Explanation:
1. For the equation
, subtract 10 from both sides:

2. For the equation
subtract 7.2 from both sides:


3. For the equation
subtract 5.3 from both sides:

4. For the equation
, multiply signs and then add 25 to both sides of the equation:

5. For the equation
, multiply signs and then add 1.6 to both sides of the equation:
