What is the answer to 7x-3+5x-4=8x-5-x ?

The answer to 7x-3+5x-4=8x-5-x is x= 2/5

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7x-3+5x-4=8x-5-x

7 x - 3 + 5 x - 4 = 8 x - 5 - x

x = \frac{2}{5}

Decimal Notation

x = 0.4

Solution steps

7 x - 3 + 5 x - 4 = 8 x - 5 - x

Group like terms

7 x + 5 x - 3 - 4 = 8 x - 5 - x

Add similar elements:

7 x + 5 x = 12 x

12 x - 3 - 4 = 8 x - 5 - x

Subtract the numbers:

- 3 - 4 = - 7

12 x - 7 = 8 x - 5 - x

Group like terms

12 x - 7 = 8 x - x - 5

Add similar elements:

8 x - x = 7 x

12 x - 7 = 7 x - 5

Move

7

to the right side

12 x = 7 x + 2

Move

7 x

to the left side

5 x = 2

Divide both sides by

5

x = \frac{2}{5}

8^{4} \cdot 8^{3}

3 (6 z - 10) - 16 z < 2 z + 8

\frac{1}{6} - \frac{1}{10}

ln (8 x)

2 x + 12 = \frac{4}{5} x

What is the answer to 7x-3+5x-4=8x-5-x ?
The answer to 7x-3+5x-4=8x-5-x is x= 2/5
Solve for x: 7x-3+5x-4=8x-5-x
The solution is x= 2/5