Ecuaciones

Si "a+18=50"

¿cuánto vale "a"?

• - 32

• 32

• 68

d - 10 = - 13

• d = 3

• d = 23

• d = - 3

y + 11= - 4

• y = -15

• y = 7

• y = - 7

4h + 3 = 19

• h=5.5

• h=4

• h= 16

6m - 5 = 7

• m = 3

• m = 2

• m = - 2

4y - 12 = - 44

• y = 8

• y = - 8

• y = 14

10x - 10 = 110

• x = 10

• x = - 10

• x = 12

5m - 11= 2m + 4

• m = 10

• m = 5

• m = - 10

5a - 15 = 2a + 6

• a = 7

• a = 21

• a = 8

13b - 50 = 10b - 20

• b = 70

• b = 30

• b = 10