Question

Simplify 7x 2 (3x – 9) + 3 and find its values for x = 4 and x = 6

Answer 1

Answer:

297, -381

Step-by-step explanation:

Simplification

7×2(3x-9)+3

14(-3×-9)+3

1st problem...

x=4

14((-3×4)-9)+3

14(-12-9)+3

14×-21+3

294+3

297

2nd problem...

x=6

14((-3×6)-9)+3

14(-18-9)+3

14×-27+3

-378+3

-381