Question

Solve This Equations​

Answer 1

Answer:

Perimeter of triangle = Sum of all sides of a triangle

Given ,

7x²-3x + 5 =( 2x²+ 3x - 2 ) + (3x² -x + 3) + thirdside

7x² - 3x + 5 = ( 5x² + 2x + 1 ) + Third side

Third side = 7x² - 3x + 5 - 5x² - 2x - 1

= 2x² - 5x + 4

Third side = 2x² - 5x + 4