Մաթեմատիկա

  • Մաթեմ երկու

-x = 8 1/2 — 6

-x = 2 1/2

x=-2 1/2

-x = 2 5/22 — 9/11

-x = 2 5/22 — 18/22

-x = 1 27/22 — 18/22

-x = 1 9/22

x=-1 9/22

2x — 2/2 = 4

2x = 2/2 + 4

2x = 5

x=5/2

x = — 10 + 6 1/4

x=-3 3/4

-x = 2 2/3 — 1

-x = 1 2/3

x=-1 2/3

2x+6 = 6-x

2x + x = 6-6

3x=0

x=0:3=0

x=0

21 — 7x + 4x + 8 = 8

-7x — 4x =-21 — 8 + 8

3x = -29 + 8

3x = -21

x = -21:3 = -21/3

x=-21/3

12-3x = 2x + 1

-3-2x =-12 + 1

-5x = -11

5x = 11

x =11/5

x=2 1/5

5x — 45 + 12 — 6x = 1

5x — 6x = 45-12+1

-x = 34

x=-34

ա)այո

բ)ոչ

գ)ոչ

դ)այո

ե)այո

զ)այո

-7 3/5 — 3 2/5 = -11

-11 — 4 2/7 =-15 2/7

Leave a Reply