Question

Write and solve an equation to find the number.

The sum of -5 and a number is -15.

a.
-5 + n = -15; -10
c.
n + 5 = -15; -20
b.
5 - n = -15; 20
d.
5n = -15; -3

Answer 1

-5 + n = -15 

-15 + 5 = n 

-10 = n