3x+0.4=-8

Simple and best practice solution for 3x+0.4=-8 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 3x+0.4=-8 equation: 


Simplifying
3x + 0.4 = -8

Reorder the terms:
0.4 + 3x = -8

Solving
0.4 + 3x = -8

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-0.4' to each side of the equation.
0.4 + -0.4 + 3x = -8 + -0.4

Combine like terms: 0.4 + -0.4 = 0.0
0.0 + 3x = -8 + -0.4
3x = -8 + -0.4

Combine like terms: -8 + -0.4 = -8.4
3x = -8.4

Divide each side by '3'.
x = -2.8

Simplifying
x = -2.8

See similar equations:

| 10x-14=9x+2 | | F(-3)=-4.2x+6 | | 3tanx^3-tanx=0 | | 8/6=20/x | | 3(-3+0.5y)+y=-8 | | -7x-7y-3x+11y= | | 30=x+(x-4) | | 14/4=x/28 | | F(x)=x^2-4x-49 | | 2x=xsquared-48 | | y=0.4-8 | | 9y^2-2x^2=1 | | 24x^2+42x-18=0 | | 4y^3+108= | | 4x-25=x+3 | | 5x-44=24 | | 5y-12=32 | | 3*x=1 | | 65-2x=9-9x | | 2.6x-17.2=4.2 | | (3y^2+4xy)dx+(4xy+x^2)dy=0 | | v/9.6=6 | | -4x^3y^2= | | 4x+25=x+3 | | 5=6y+4 | | z^2-5z-14/z-7= | | 25.6=2w | | 3cot^2-1=0 | | 2w^2+8w=280 | | -14x-17=-101 | | -4=-2x+2+0.5x | | 6a+7=34-3a |

Equations solver categories