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16 votes
Solve the equation. Show all work.

-2 (4 - x) = 12x – 3
(I think this is 9th grade algebra)

2 Answers

9 votes

Answer:

x = -1/2 or -0.5

Explanation:

-2 (4 - x) = 12x - 3

Distribute the -2

-8 + 2x = 12x -3

Add 3 to both sides

-5 + 2x = 12x

Subtract 2x from both sides

-5 = 10x

Divide both sides by 10

x = -1/2 or -0.5

User Sutra
by
7.9k points
7 votes

Answer:

-1/2

Explanation:

-2 (4 - x) = 12x – 3

-8+2x=12x-3

+8 +8

2x=12x+5

-12x -12x

-10x=5

/-10 /-10

= -1/2

User Martino Lessio
by
8.6k points

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