Question

Evaluate: 3.5-2x for x=2.4

Answer 1

3.5 - 2*(2.4) = ?

Answer 2

1.3

Answer 3

... 3.5 is less than 4.8 so its negative.

Answer 4

3.5 - 2*(2.4) = 3.5 - 4.8
4.8 is greater than 3.5, so when you subtract answer must be negative.

Answer 5

so its -1.3

Answer 6

yes.

Answer 7

thanks