6x+4.2-0.8x=0.7x-3.9

Simple and best practice solution for 6x+4.2-0.8x=0.7x-3.9 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 6x+4.2-0.8x=0.7x-3.9 equation:


Simplifying
6x + 4.2 + -0.8x = 0.7x + -3.9

Reorder the terms:
4.2 + 6x + -0.8x = 0.7x + -3.9

Combine like terms: 6x + -0.8x = 5.2x
4.2 + 5.2x = 0.7x + -3.9

Reorder the terms:
4.2 + 5.2x = -3.9 + 0.7x

Solving
4.2 + 5.2x = -3.9 + 0.7x

Solving for variable 'x'.

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

Add '-0.7x' to each side of the equation.
4.2 + 5.2x + -0.7x = -3.9 + 0.7x + -0.7x

Combine like terms: 5.2x + -0.7x = 4.5x
4.2 + 4.5x = -3.9 + 0.7x + -0.7x

Combine like terms: 0.7x + -0.7x = 0.0
4.2 + 4.5x = -3.9 + 0.0
4.2 + 4.5x = -3.9

Add '-4.2' to each side of the equation.
4.2 + -4.2 + 4.5x = -3.9 + -4.2

Combine like terms: 4.2 + -4.2 = 0.0
0.0 + 4.5x = -3.9 + -4.2
4.5x = -3.9 + -4.2

Combine like terms: -3.9 + -4.2 = -8.1
4.5x = -8.1

Divide each side by '4.5'.
x = -1.8

Simplifying
x = -1.8

See similar equations:

| 3x^2=45-22 | | 5(-2-5p)+2=-8-5p | | 16x^2+72y+4y^2+132=0 | | 4x^2+16x+10= | | -16/5*15/32 | | (2*3)+5= | | 3(7x-7)=27 | | -7(5x-3)+5=-35x+26 | | 6a-3[2b-2b(b+3)]= | | 10/(-2/7)= | | 24=.6x+20 | | 3f^3-3f^2-36f=0 | | -16t^2+132t+108=0 | | Y=8(1.3)x | | 9W-2w=7 | | -7(1+8v)=-7+4v | | 2/3y-8=6 | | 7(1+8v)=-7+4v | | 0.06(y-7)+0.06y=0.02y-0.40 | | 2x-8-3x+4x=-x | | Y=1.14x | | -2x+2(-5x-10)=-140 | | (x+2)2-3=4x | | f(x)=x^2-11 | | Y=0.5(1.67)x | | y=log[3](-x+1)+2 | | 45x^2+30x=-5 | | (2-3x)(4-3x)=0 | | Y=1.023(0.98)x | | 5z+3-2z=38-2z | | .88(18x-27y+45z)= | | 9(x+6)+8=62 |

Equations solver categories