Question

Решите уравнение 3/4(1/2x+2/3)= 3x+2 1/4

Answer 1

3/4(1/2х+2/3)=3х+2 1/4
3/8х+1/2-3х=9/4
-2 5/8х=9/4-2/4
-21/8х=7/4
х= -7/4 : 21/8
х= -2/3

Answer 2

А почему во второй строчке 3/8х+1/2?