Question

the angles of a triangle are 2x - 3 7x+ 28 and 12 x find value of x​

Answer 1

send the question once again. there should be 3angles

Answer 2

we know, sum of angles of a triangle are 180 degrees...

so according to question...

2x-3+7x+28+12x=180

2x+7x+12x-3+28=180

21x+25=180

21x=180-25

21x=155

x=155/21

answer is 155/21

hope it helps...pls mark as brainliest