Question

Solve for a.

a+ (−4) = −13

Answer 1

Answer: a= -9

Explanation:

a+ (−4) = −13

a - 4 = -13 (the 4 becomes -4 as when it comes to + or - it is always -)

a = -13 +4 (when you switch the side -4 becomes +4)

a= -9