Question

How many solutions does this equation have?

–9d + 4 = –4 − 10d

Answer 1

One solution

Step-by-step explanation:

When solving for d, you get d = - 8

Answer 2

One Solution

Step-by-step explanation:

• –9d + 4 = –4 − 10d

change sides

• –9d + 10d = -4 - 4

one solution ↓

• d = -8