3x-0.2(x-7.1)=(0.4)

Simple and best practice solution for 3x-0.2(x-7.1)=(0.4) 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-0.2(x-7.1)=(0.4) equation: 


Simplifying
3x + -0.2(x + -7.1) = (0.4)

Reorder the terms:
3x + -0.2(-7.1 + x) = (0.4)
3x + (-7.1 * -0.2 + x * -0.2) = (0.4)
3x + (1.42 + -0.2x) = (0.4)

Reorder the terms:
1.42 + 3x + -0.2x = (0.4)

Combine like terms: 3x + -0.2x = 2.8x
1.42 + 2.8x = (0.4)
1.42 + 2.8x = 0.4

Solving
1.42 + 2.8x = 0.4

Solving for variable 'x'.

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

Add '-1.42' to each side of the equation.
1.42 + -1.42 + 2.8x = 0.4 + -1.42

Combine like terms: 1.42 + -1.42 = 0.00
0.00 + 2.8x = 0.4 + -1.42
2.8x = 0.4 + -1.42

Combine like terms: 0.4 + -1.42 = -1.02
2.8x = -1.02

Divide each side by '2.8'.
x = -0.3642857143

Simplifying
x = -0.3642857143

See similar equations:

| H=-16t^2+135t+15 | | x^2+200p=500 | | -4(p+2)-3=4(-p-3) | | c(x)=1500+8x | | 4.905t^2-18t-50=0 | | 4.7=3 | | 13-3n=4n | | -16=2x-28 | | 0.875x-8=216 | | -9=11b-(-3) | | 3(25.5)=2(9-2) | | -9=116-(-3) | | 17Q-14QX=11Q | | x-3=63 | | 4+3s=-6t | | 5q-(3-q)=(6q-3) | | -3x-18=27-6x | | 1.25=7m+17 | | 83/15=x | | 8+7+3+9+9+5+7+9+1+3+2+6+9+1+4=x | | -16t^2+135t+15=0 | | 10x+6y=91 | | 17-6=x+6-6 | | 86/12=x | | 4-0.25x= | | 4+8+7+10+8+8+3+7+9+14+3+5=x | | 20m+5=5m+65 | | 3g+3(-3+4g)=1-g | | 5x^2-4x=-2 | | -0.5x+3= | | 5x^3+47x^2+18x=0 | | y=x-2y*cot*2x |

Equations solver categories