Question

3(2x-3)=7(3x-21)+4(3x-1)-4(x+5)+1

Answer 1

6x - 9 = 21x - 147 + 12x - 4 - 4x - 20 +1
6x - 21x - 12x +4x = 9 - 147 - 4 - 20 + 1
-23x = -161
x = 7

Answer 2

6х-9=21х-147+12х-4-4х-20+1
6х-21х-12х+4х=-147+9-4-20+1
-23х=-161
х=7