Question

The perimeter of a triangle is 6x²+ 8x and the measure of two side is -5-3x + 5x² and 9 + 3x + 12x² . What will be the measure of the third side ?​

Answer 1

Answer:

$-11{x}^{2} + 8x -4$

Step-by-step explanation:

Answer in the image

Mark be brainliest !!

Answer 2

Here is your answer user.