SOLUTION: A triangle has a peremiter of 165 cm. The first side is 65 cm less than twice the second side. The third side is 10 cm less than the second side. Write and solve an equation to fin

Question 668685: A triangle has a peremiter of 165 cm. The first side is 65 cm less than twice the second side. The third side is 10 cm less than the second side. Write and solve an equation to find the length of each side of the triangle.
Answer by swincher4391(1107) (Show Source): You can put this solution on YOUR website!
For sides a,b,c perimeter = a+b+c
Let a,b,c be the 1st,2nd,3rd sides respectively.
a = 2b - 65
c = b - 10
a+b+c = 2b -65 + b + b-10 = 165
4b = 240
b = 60
If b = 60 then:
a = 2(60) - 65 = 55
c = 60-10 = 50
So our sides are 55,60,50.
RELATED QUESTIONS
A triangle has a perimeter of 165 cm. The first side is 65 cm less than twice the second... (answered by checkley71)

A triangle has a perimeter of 165 cm. The first side is 65 cm less than twice the second... (answered by tiffany222,It is costly)

A triangle has a perimeter of 44 cm. The third side is 3 cm longer than twice the first... (answered by checkley77)

A perimeter of a triangle is 49 cm. The first side is 2 cm less than twice the second... (answered by josgarithmetic,MathTherapy)

the perimeter of a triangle is 48 cm. the second side is 4 less than twice the first... (answered by ewatrrr)

a triangle has a perimeter of 165 cm. the first side is 65cm less than twice the second... (answered by MLipsky)

wat is The first side of a triangle is 7 cm shorter than twice the second side. The third (answered by josgarithmetic)

The first side of a triangle is 7 cm shorter than twice the second side. The third side... (answered by ankor@dixie-net.com)

the perimeter of a triangle is 110 cm one side is twice the second side the third side is (answered by mananth)