Respuesta :
Answer:
D; 6(x + 3) + x = 7x + 9 + 9
Step-by-step explanation:
6x + 18 + x = 7x + 9 + 9
7x + 18 = 7x + 18
The equation has equivalent coefficients and constants on both sides, which proves that it has infinitely many solutions.
Answer:
D; 6(x + 3) + x = 7x + 9 + 9
Step-by-step explanation:
6x + 18 + x = 7x + 9 + 9
7x + 18 = 7x + 18
The equation has equivalent coefficients and constants on both sides, which proves that it has infinitely many solutions.