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Popular >

12x-7=5x+21

Solution

12 x - 7 = 5 x + 21

Solution

x = 4

Solution steps

12 x - 7 = 5 x + 21

Move

7

to the right side

12 x = 5 x + 28

Move

5 x

to the left side

7 x = 28

Divide both sides by

7

x = 4

Popular Examples

\frac{m - 2}{4} = \frac{5}{20}

d - x = c

2 x - 5 = - 17

3 x - 8 = 28

\frac{x}{8} = \frac{1}{2}

Frequently Asked Questions (FAQ)

What is the answer to 12x-7=5x+21 ?
The answer to 12x-7=5x+21 is x=4
Solve for x: 12x-7=5x+21
The solution is x=4