22
Explanation: 10+3=13 13+4=17 17+5=22
Answer: $25
Step-by-step explanation:
t = t-shirts
3t + 15 = 90
3t = 75
t = 25
Harley is 15 years less than seven times Marcy's age, so that means Haley + 15 = 7 * Marcy
Equation: (41 + 15) / 7 = 56 / 7 = 8
Marcy's age is 8.
Hope this helped =)
A positive number
This is because you must add to get from a negative number in order to get to a positive number.
