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5 votes
Solve for x 3x+4-x=8

2 Answers

4 votes

Answer:

x=4

Explanation:

Add 4 to both sides of the equation

3x=8+4

add 8 and 4

3x=12

Divide each term in 3 x = 12 by 3.

3x/3 = 12/3

Cancel the common factor.

3x/3 = 12/3

Divide x by 1.

x = 12/3

Divide 12 by 3.

User Yurii Soldak
by
8.8k points
3 votes

Answer:

x = 2

Explanation:

3x + 4 - x = 8

Combine like terms

2x + 4 = 8

-4 from both sides

2x = 4

Divide by 2

x = 2

User Greg Roberts
by
7.6k points

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