Respuesta :
Answer:
x=-3
Step-by-step explanation:
follow the PEMDAS method then see if the 2 equation equal each other after plugging in the x.
Answer:
x = - 3
Step-by-step explanation:
Given
- 3(7x - 5) = 87 + 3x ← distribute parenthesis on left side
- 21x + 15 = 87 + 3x ( subtract 3x from both sides )
- 24x = 72 ( divide both sides by - 24 )
x = - 3