Respuesta :

Answer:

-10=-63

Step-by-step explanation:

Answer:

-10 = -63

Step-by-step explanation:

Subtract.

20 - 30 = -10

Equation:

-10 = 9 - 72

Subtract.

9 - 72 = -63

Equation:

-10 = -63

No solution since -10 does not equal -63

Hope I helped :)

Please consider Brainliest :)