Question

x + 13 =39. x=?
x + 6 =21. x=?
x + 7 =5. x=?
x - 21 =32. x=?
x - 5 = 4. x=?
x - 3= -11. x=?
x - 6 = -13. x=?
x - 4 =44. x=?

Answer 1

Respuesta:

x + 13 =39 x=52

x + 6 =21 x=15

x + 7 =5 x= - 2

x - 21 =32 x=53

x - 5 = 4 x=9

x - 3= -11 x= - 8

x - 6 = -13 x= - 7

x - 4 =44 x=44