Respuesta :

MrInvincible

Answer:

5

Step-by-step explanation:

Since the two sides of the triangle have equal opposite angles , they will be equal .

Since sides opposite to equal angles are equal.

Using this concept ,

=> 3x -4 = 2x + 1

=> 3x - 2x = 4 + 1

=> x = 5

irisxli7

Answer:

x = 5

Step-by-step explanation:

Since it is an isosceles triangle, the two opposite sides are equal.

3x - 4 = 2x + 1

3x - 2x = 1 + 4 (Put variables together and numbers together)

x = 5

3x - 4 = 3(5) -4 = 11

2x + 1 = 2(5) + 1 = 11

x + 1 = 5 + 1 = 6

Hope this helps! :)

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