Question

What must be added to ‐9 to get 10

Answer 1

Answer:

x = 19

Step-by-step explanation:

Let the number be 'x'

-9+x = 10

    x = 10+9

    x = 19

Answer 2

Answer:

19

Step-by-step explanation:

Let x be the number added to get 10

(-9)+x=10

x=10+9

x=19

pls help me mark me brainliest