Question

Si: P = 5x - 7t + 30 ; Q = -10t + x - 4t + 20

calcular: P - Q


Ayuda

Answer 1

Respuesta:

P - Q = 4x + 3t + 10

Explicación paso a paso:

P = 5x - 7t + 30

Q = x - 10t + 20

P - Q = 5x - 7t + 30 - (x - 10t + 20)

P - Q = 5x - 7t + 30 - x + 10t - 20

P - Q = 5x - x + 10t - 7t + 30 - 20

P - Q = 4x + 3t + 10

Rpta.: P - Q = 4x + 3t + 10