Question

What is the solution to the equation?

c + (–2) = –0.7

c =

Answer 1

Add 2 to both sides.

Answer 2

You have to know two rules to solve this problem.
1. The rule of signs
2. Moving integers and variables around

With that in mind, do you know how to take the next step?

Answer 3

Step 1. Since a negative number and a positive number yield a negative, change the signs.
c -2 = -0.7

Step 2. Add 2 to both sides to isolate the variable.
c = 1.3

Answer 4

thank you