A= 22
B= 6х-14
C= -6х + 22
D= -14
E= 6х-2
Пошаговое объяснение:
(х-6)2 + (х+4) = 2х-12+х+4 = 3х-8
А) 3х-8 = 3*10-8 = 22
B) 3х-8 = 3(2х-2)-8 = 6х-6-8 = 6х-14
C) 3х-8 = 3(-2х+10)-8 = -6х + 30-8 = -6х + 22
D) 3х-8 = 3*(-2)-8 = -6-8 = -14
E) 3х-8 = 3(2х+2)-8 = 6х+6 - 8 = 6х-2
A= 22
B= 6х-14
C= -6х + 22
D= -14
E= 6х-2
Пошаговое объяснение:
(х-6)2 + (х+4) = 2х-12+х+4 = 3х-8
А) 3х-8 = 3*10-8 = 22
B) 3х-8 = 3(2х-2)-8 = 6х-6-8 = 6х-14
C) 3х-8 = 3(-2х+10)-8 = -6х + 30-8 = -6х + 22
D) 3х-8 = 3*(-2)-8 = -6-8 = -14
E) 3х-8 = 3(2х+2)-8 = 6х+6 - 8 = 6х-2