What is the answer to 8x+10-2x=4(x-5) ?

The answer to 8x+10-2x=4(x-5) is x=-15

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8x+10-2x=4(x-5)

8 x + 10 - 2 x = 4 (x - 5)

x = - 15

Solution steps

8 x + 10 - 2 x = 4 (x - 5)

Group like terms

8 x - 2 x + 10 = 4 (x - 5)

Add similar elements:

8 x - 2 x = 6 x

6 x + 10 = 4 (x - 5)

Expand

4 (x - 5) : 4 x - 20

6 x + 10 = 4 x - 20

Move

10

to the right side

6 x = 4 x - 30

Move

4 x

to the left side

2 x = - 30

Divide both sides by

2

x = - 15

(\frac{x}{x})^{2}

\frac{10}{3} = \frac{k}{9}

3 x^{2} - 4 x - 7 = 0

\frac{∣ 90 - x ∣}{90} < 5 \times 1 0^{- 3}

\frac{- 3}{- 3}