Question

If a = 5.0+ 0.2 and b = 12.0 + 0.1, then b-2ais equal to​

Answer 1

Explanation:

a = 5.2

b = 12.1

Therefore,

b-2a = 12.1 - 2 ( 5.2)

= 12.1 - 10.4

= 1.7

Answer 2

Explanation:

a= 5.2

b= 12.1

Therefore,

b - 2a = 12.1 - 2 (5.2)

= 12.1 - 10.4

= 1.7