5(3х –7) – 3(8х –11) = 3(8x + 7)
15x-35-24x+33=24x+21
-9x-2=24x+21
-9x-24x=21+2
-33x=23
x= 23÷(-33)
x= -23/33
x=-23/33
Пошаговое объяснение:
5(3х –7) – 3(8х –11) = 3(8х + 7).
15х-35 -24х+33=24х+21
15х-24х-24х=21+35-33
-33Х=23
х= 23: (-33)
x= - 23/33
