What is the answer to 2x-x-24=5x8+5 ?

The answer to 2x-x-24=5x8+5 is x=-29/39

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2x-x-24=5x8+5

2 x - x - 24 = 5 x 8 + 5

x = - \frac{29}{39}

Decimal Notation

x = - 0.74358 \dots

Solution steps

2 x - x - 24 = 5 x \cdot 8 + 5

Add similar elements:

2 x - x = x

x - 24 = 5 x \cdot 8 + 5

Multiply the numbers:

5 \cdot 8 = 40

x - 24 = 40 x + 5

Move

24

to the right side

x = 40 x + 29

Move

40 x

to the left side

- 39 x = 29

Divide both sides by

- 39

x = - \frac{29}{39}

9 k^{2} - 4

x^{2} - 10 x + 25 = 0

(x + 2)^{2} - 64

2 x^{2} + 8 x + 9 = 0

5 (x - 8)^{2} + 10 = 15