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4 votes
Solve the following equation:

4x - 3 = 12 + x

A x = 45

B x = 15

C x = 5

D x = 3

User Essam
by
8.5k points

2 Answers

6 votes

Answer:


4x - 3 = 12 + x \\ \\ ➪4x - x = 12 + 3 \\ \\ ➪3x = 15 \\ \\ ➪x = (15)/(3) = 5

C] x = 5 Is ᴛʜᴇ ʀɪɢʜᴛ ᴀɴsᴡᴇʀ.

User Dowi
by
8.5k points
5 votes

Answer:

C x = 5

Explanation:

4x - 3 = 12 + x

Add 3 on both sides:
4x - 3 + 3 = 12 + 3 + x

4x = 15 + x

Subtract x from both sides:
4x - x = 15 + x - x

3x = 15

x = 15/3

or

x = 5

User Aldo Lazuardi
by
8.4k points

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