Question

What is the Value of the expression 3 (2x - 4) when x = -3?​

Answer 1

1 Let x=1x=1.

2\times 1\times 4=8

2×1×4=8

2 Simplify 2\times 12×1 to 22.

2\times 4=8

2×4=8

3 Simplify 2\times 42×4 to 88.

8=8

8=8

Explanation:

What is the Value of the expression 3 (2x - 4) when x = -3?​

2 Divide both sides by 88.

x=1

Answer 2

-30

Explanation:

3 (2(-3) - 4)

= 3(-6 - 4)

= 3(-10)

= -30