Question

tìm x , biết

a, x + 10 = 1500

b, x + 15 = 115

Answer 1

tìm x , biết

a, x + 10 = 1500

    x        = 1500 - 10

    x        = 1490

b, x + 15 = 115

   x         = 115 - 15

   x         = 100

Answer 2

a,x=1490

b,x=100

Answer 3

a, x + 10 = 1500

  x = 1500-10

x = 1490

b, x + 15 = 115

x = 115 - 15 

x = 100

Answer 4

a)=1490

b)=100 

bn ơi k m nhé

Answer 5

a, x+10=1500

x=1500-10

x=1490

b,x+15=115

x=115-15

x=100

Answer 6

a x=1500-10=1400

b x=115-15

x=100

Answer 7

a, x + 10 = 1500

           x = 1500 - 10

            x = 1490

b, x + 15 = 115

            x = 115 - 15

            x = 100

chúc học tốt

Answer 8

a ) x + 10 = 1500

x = 1500 - 10

x = 1490

b ) x + 15 = 115

x = 115 - 15

x = 100

mk nhanh nhất ! k nha !

Answer 9

x=1490

x=100

Answer 10

A/

x + 10 = 1500

x        = 1500 - 10

x        =  1490

B/

x + 15 = 115

x         = 115 - 15 

x         =  100

Answer 11

a, x+10=1500                                 b, x+15=115

          x=1500-10                                      x=115-15

          x=1490                                            x=100

Answer 12

a) x + 10 = 1500

   x         = 1500 - 10

   x         = 1490

b) x + 15 = 115

   x         = 115 - 15

   x         = 100

Chúc bn hok tốt ( tk mk nhé ^_^ )

Answer 13

a. x=1490

b. x=100

Answer 14

x + 10 = 1500

x = 1500 - 10

x = 1490

x + 15 = 115

x = 115 - 15

x = 100

k mk nha