Question

please answer fastly​

Answer 1

Step-by-step explanation:

1. To find the solution by distributive law
2. The law apply;
3. a x ( a + b ) = a x b + a x c

=> 947 x ( 90 + 6 ) = 947 x ( 90 + 6 )

=> 90912

a) An decrease of 8

b ) 10 km below see level.