Question

two sides of equilateral triangle are( 3x- 1 )and( 2 X + 7) find x​

Answer 1

$3x - 1 = 2x + 7 \\ x = 8$

since sides of equilateral triangle are equal

Answer 2

Answer:

(6x-21x) (2x+7)

Step-by-step explanation:

3x(2x+7)

1(2x-7)

(6x-21x)(2x+7)