Wednesday

September 24, 2014

September 24, 2014

Posted by **Jodi** on Thursday, August 16, 2007 at 10:25pm.

Please help!

Let x be the triangle's side length and y be the square's side length.

3x = 4y + 7

x = y + 5

Solve those two simultaneous equations. One way would be to substitute y+5 for x in the first equation. This would give you

3y + 15 = 4y + 7

which leads to y=8 etc.

3

- Algebra -
**Anonymous**, Saturday, September 8, 2012 at 7:02pmside of the triange is 20 while side of the square is 15

**Answer this Question**

**Related Questions**

pre-algebra - The perimeter of an equilateral triangle is 7 inches more than the...

Math - The side of a square is 10 meters longer than the side of an equilateral ...

Algebra - A square and an equilateral triangle has the same perimeter. Each side...

Algebra 1 - each side of an equilateral triangle is 4 cm shorter than twice the ...

Math - A pentagon is formed by putting together three identical equilateral ...

Math grade 8 (algebra) - The perimeter of the square is 2cm longer than the ...

math - An equilateral triangle has a perimeter of 33 inches. What would the ...

geometry - An equilateral triangle has a side of 8. If one corner of the ...

math - what is the perimeter of an equilateral triangle if one side of the ...

Geometry - One side of a triangle is x inches longer than another side. The ray...