Question 223277: A sweatshirt cost $9 more than a T-shirt. Together, the shirts cost $23. What is the cost of each type of shirt? Answer by checkley77(12844) (Show Source):
You can put this solution on YOUR website! x+(x+9)=23
2x=23-9
2x=14
x=14/2
x=7 for the T-shirt.
7+9=16 for the sweatshirt.
Proof:
7=16=23
23=23