3(x+0.4)=3.9

Simple and best practice solution for 3(x+0.4)=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 3(x+0.4)=3.9 equation:


Simplifying
3(x + 0.4) = 3.9

Reorder the terms:
3(0.4 + x) = 3.9
(0.4 * 3 + x * 3) = 3.9
(1.2 + 3x) = 3.9

Solving
1.2 + 3x = 3.9

Solving for variable 'x'.

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

Add '-1.2' to each side of the equation.
1.2 + -1.2 + 3x = 3.9 + -1.2

Combine like terms: 1.2 + -1.2 = 0.0
0.0 + 3x = 3.9 + -1.2
3x = 3.9 + -1.2

Combine like terms: 3.9 + -1.2 = 2.7
3x = 2.7

Divide each side by '3'.
x = 0.9

Simplifying
x = 0.9

See similar equations:

| x^3+5x^2=14x | | 1000=2x+4y | | 3y+4x=22 | | (x+1)(x-3)(3x-8)= | | 13x-5=50+2x | | 4.2d-1.7-2.2d+4.3=1.4 | | -9=7+u | | (8x+13)=(11x-23) | | (2x-45)=x*30 | | 2(-2)-5=5y | | (x+4)(x-3)(4x-7)= | | 5x+12=25-3x | | 0.016x^2+0.124x+0.787=0 | | 4(b-3)=2(2b+1) | | .6667(2X+7)=2(1-2X)+8 | | 4+(2+x)=6+x | | 4x-2x=2x+x | | 3x-5+2x+7=-3 | | x^2-13x=24 | | 8x-(3x+8)=22 | | 2(w+5)=-4(4w-6)+8w | | 7-3r=r-(8+4r) | | (4x+3)+(x-4)-(2x+5)= | | 5x-(3x+8)=22 | | 65-5X=15X | | 65-6X=15X | | 5m-20-9m+3=1 | | 4w-4+4(2w+1)=-2(w+4) | | 0.20X+0.05(2-X)=0.10(-11) | | 11x+44=9x-18 | | X+y+6z=29 | | 5y^5=30 |

Equations solver categories