Mario is x years old. In 7 years, he will be 19. Which equation can be used to determine
Mario's present age? (1 point)
0x = 19 = 7
0х = 7 = 19
Ox + 19 = 7
0* +7=19
Mario's present age? (1 point)
0x = 19 = 7
0х = 7 = 19
Ox + 19 = 7
0* +7=19