Respuesta :

Answer:

1) 14i+11t

2) 11x+8y

3) -7a+2c

Step-by-step explanation:

Mibo

Step-by-step explanation

1) 6t + 7i + 5t + 7i

11t + 14i

Rearranging

14i + 11t

2) 3x + 6y + 2y + 8x

Solving like terms

11x + 8y

3) a + 2c - 8a

2c - 7a

Rearranging

- 7a + 2c