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33 votes
33 votes
Solve for r: 3r+2-r=-4

User JustAndrei
by
2.5k points

2 Answers

19 votes
19 votes

Answer:

r = -3

Explanation:

3r + 2 - r = -4 (Given)

2r + 2 = -4 (Simplify)

2r + 2 - 2 = -4 - 2 (Subtract 2 on both sides)

2r = -6 (Simplify)

2r/2 = -6/2 (Divide 2 on both sides)

r = -3 (Simplify)

User Ferdz
by
3.1k points
18 votes
18 votes

Answer:

r = -3

Explanation:

3r + 2 - r = -4

2r + 2 = -4

2r = -6

r = -3

User Cybertextron
by
3.0k points