Question

Leveled

8. Evaluate 10.2x + 9.4y when x=2 and y=3.

+9.40

10.21

+28.2

g

10 Write an eynression

Answer 1

48.6

Explanation:

Put the values in place of the variables and simplify according to the Order of Operations in the usual way.

10.2x +9.4y

= 10.2(2) +9.4(3) . . . . . 2 is substituted for x; 3 is substituted for y

= 20.4 +28.2

= 48.6