The equation that can be used to determine Mario's present age is:
x + 7 = 19
This is because if Mario will be 19 years old in 7 years, then we add 7 to his current age x to equal 19.
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)
Responses
x − 7 = 19
x minus 7 equals 19
x + 7 = 19
x plus 7 equals 19
x + 19 = 7
x plus 19 equals 7
x − 19 = 7
1 answer