Решите 4X-(8X+3X)=1512

Question

Решите 4X-(8X+3X)=1512

Answer 1

4х-(8х+3х)=1512
4х-11х=1512
-7х=1512
х=1512:(-7)
х=-216
Проверка:
4*(-216)-(8*(-216)+3*(-216))=1512
-864-(-1728-648)=1512
-864-(-2376)=1512
-864+2376=1512
1512=1512

Comments

Спасибо

Answer 2

4x-(8x+3x)= 1512
4x-11x=1512
-7x=1512
x= 1512:(-7)
x= -216