What is the answer to 1/2 x+2x=-4 ?

The answer to 1/2 x+2x=-4 is x=-8/5

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

1/2 x+2x=-4

\frac{1}{2} x + 2 x = - 4

x = - \frac{8}{5}

Decimal Notation

x = - 1.6

Solution steps

\frac{1}{2} x + 2 x = - 4

Multiply both sides by

2

5 x = - 8

Divide both sides by

5

x = - \frac{8}{5}

\frac{2}{x} \leq 5

- 12 x + 100 \geq 25

2 x^{2} - 5 = - x

4 ∣ x - 5 ∣ - 5 < 19

∣ 5 x - 1 ∣ + 2 = 9