ashleev717 ashleev717

15-10-2021
Mathematics

contestada

How many solutions does this equation have?

–9(–d − 1) = 8d

Respuesta :

jimrgrant1 jimrgrant1

15-10-2021

Answer:

one solution

Step-by-step explanation:

- 9(- d - 1) = 8d ← distribute parenthesis on left side by - 9

9d + 9 = 8d ( subtract 8d from both sides )

d + 9 = 0 ( subtract 9 from both sides )

d = - 9 ← one solution

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