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

The answer to x+7-3x=4-8x is x=-1/2

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x+7-3x=4-8x

x + 7 - 3 x = 4 - 8 x

x = - \frac{1}{2}

Decimal Notation

x = - 0.5

Solution steps

x + 7 - 3 x = 4 - 8 x

Group like terms

x - 3 x + 7 = 4 - 8 x

Add similar elements:

x - 3 x = - 2 x

- 2 x + 7 = 4 - 8 x

Move

7

to the right side

- 2 x = - 8 x - 3

Move

8 x

to the left side

6 x = - 3

Divide both sides by

6

x = - \frac{1}{2}

\frac{1}{2} g = 25

(- 2)^{3} (- 2)^{2} = (- 2)^{5}

- \frac{2}{3} (3 x - 4) + 3 x = \frac{5}{6}

4 (x - 3) + 16 = 3 (x - 4)

- 2 (- 4) + 7 (- 9) = 3