Question

помогите решить 4(х+3)=4-2(х+7)

Answer 1

4x+12=4-2x-14; 6x=4-14-12; 6x=-24; x=-4

Answer 2

4-14-12 будет -22 а не -24

Answer 3

6x=-22; x=-22/6=-3,4/6

Answer 4

................................................