Question

Miscellaneous Practice probl
What should be added to -1 to get 10?
-70+ 20 =-10
Subtract 94860 from (-86945)
Find the value of (-25)+60+(-95)+(-385)
Find the sum of (-9999) (-2001) and (-5999)
Find the product of (-30)X(-70)x15
Divide (-72) by 8
Find two pairs of integers whose product is +15
Check the following for equality​

Answer 1

Answer:

let the added be x

a/q

=x+(-1)=10

=x=10+1

x=11