Question

Evaluate each expression for d=3

Answer 1

if d = -3

1. 2d(-3d)

= 2(-3) × -3(-3)

= -6 × 9

= -54.

2. 8d + 14

= 8(-3) + 14

= -24 + 14

= -10.

3. -3d

= -3(-3)

= 9.

4. 12d - 28

= 12(-3) - 28

= -36 - 28

= - 64.

5. -5d -8

= -5(-3) - 8

= 15 - 8

= 7.

*can't see the last one tho