What is the answer to -6x-12=5(-2x-3) ?

The answer to -6x-12=5(-2x-3) is x=-3/4

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-6x-12=5(-2x-3)

- 6 x - 12 = 5 (- 2 x - 3)

x = - \frac{3}{4}

Decimal Notation

x = - 0.75

Solution steps

- 6 x - 12 = 5 (- 2 x - 3)

Expand

5 (- 2 x - 3) : - 10 x - 15

- 6 x - 12 = - 10 x - 15

Move

12

to the right side

- 6 x = - 10 x - 3

Move

10 x

to the left side

4 x = - 3

Divide both sides by

4

x = - \frac{3}{4}

4 (x + 3) - 11 (x - 7) = 4 (5 x + 2)

f (u) = u^{2} + u + 1

lo g_{7} (6) = x

x, cos (y) = 3 x

3 (2 x - 3) = 5 - (- 5 x + 4)