Respuesta :
Answer:
Step-by-step explanation:
(−5y+1) - (3y+2) = −9
(-5y-3y) + (1-2) = -9
-8y - 1 = -9
-8y = -8
y = 1
the difference between the 2 expressions is
- 5y + 1 - (3y + 2 ) = - 9
- 5y + 1 - 3y - 2 = - 9
- 8y - 1 = - 9 ( add 1 to both sides )
- 8y = - 8 ( divide both sides by - 8 )
y = 1
