3.9x+2.1=13.8

Simple and best practice solution for 3.9x+2.1=13.8 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 3.9x+2.1=13.8 equation: 


Simplifying
3.9x + 2.1 = 13.8

Reorder the terms:
2.1 + 3.9x = 13.8

Solving
2.1 + 3.9x = 13.8

Solving for variable 'x'.

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

Add '-2.1' to each side of the equation.
2.1 + -2.1 + 3.9x = 13.8 + -2.1

Combine like terms: 2.1 + -2.1 = 0.0
0.0 + 3.9x = 13.8 + -2.1
3.9x = 13.8 + -2.1

Combine like terms: 13.8 + -2.1 = 11.7
3.9x = 11.7

Divide each side by '3.9'.
x = 3

Simplifying
x = 3

See similar equations:

| 36x-72=9 | | 7x+35=42 | | 7x+35=41 | | F(x)=(3x+3)(-2x+6) | | Fx=2x^2+4x+2 | | 0.5=a(3.5)2+b(3.5) | | Fx=2x^2+12x+17 | | 0.5=a(3.5)+b | | 16x^2-48x+3=35 | | 16x-64=16 | | 18000=(24x)+(x-100) | | 2p=145 | | 09x-13=-103 | | 18500=(24x)+(x-100) | | g(x+3)=3x-4 | | y=4.21(7) | | X^2-100x-770=0 | | y=4.21x | | f(x+3)=3x^2-2x-4 | | 10x+12=72.00 | | 40x+15x=960 | | c-5+1.00=9.00 | | (5X-2)=2X+4 | | 2k-4=k+9 | | z^2+(1+i)z+(2i-2)=0 | | q+7=5-(2q+25) | | q+7=5(2q+25) | | x+20=2(x+4)+6 | | 8x+40=32 | | 8x-3=5+7x | | w-3b=7b+12 | | 20+3y-2=15y-14-4y |

Equations solver categories