Respuesta :

faizMT

Answer:

a≤39/5

Step-by-steep explanation:

60a+64≥80a−92

Step 1: Subtract 80a from both sides.

60a+64≥80a−92

-80a       -80a

−20a+64≥−92

Step 2: Subtract 64 from both sides.

−20a+64≥−92

         -64   -64

−20a≥−156

Step 3: Divide both sides by -20.

−20a≥−156

a≤39/5