SOLUTION: the length of the sides of a triangle are y, y+1, and 7 centimeters. If the perimeter is 56 centimeters, what is the value of y?

Algebra ->  Triangles -> SOLUTION: the length of the sides of a triangle are y, y+1, and 7 centimeters. If the perimeter is 56 centimeters, what is the value of y?      Log On


   

Question 389818: the length of the sides of a triangle are y, y+1, and 7 centimeters. If the perimeter is 56 centimeters, what is the value of y?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
y+y+1+7=56
2y=48
y=24
y+1=25