Respuesta :
Answer:
Step-by-step explanation
42=3x-15
42=3x-15
+15=3x
57=3x
x=19
Answer: x = 19 is the solution because 3 • 19 – 15 = 57 – 15 = 42.
Step-by-step explanation:
Answer:
Step-by-step explanation
42=3x-15
42=3x-15
+15=3x
57=3x
x=19
Answer: x = 19 is the solution because 3 • 19 – 15 = 57 – 15 = 42.
Step-by-step explanation: