Let's assume the number Jill is thinking of is x.
According to the problem, four more than three times the number is thirteen:
3x + 4 = 13
Subtracting 4 from both sides:
3x = 9
Dividing both sides by 3:
x = 3
Therefore, the number Jill is thinking of is 3.
Jill is thinking of a number. Four more than three times the number is thirteen. What is the number? (1 point)
1 answer