0.4x+3(1.2x+0.9)=21.1

Simple and best practice solution for 0.4x+3(1.2x+0.9)=21.1 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 0.4x+3(1.2x+0.9)=21.1 equation: 


Simplifying
0.4x + 3(1.2x + 0.9) = 21.1

Reorder the terms:
0.4x + 3(0.9 + 1.2x) = 21.1
0.4x + (0.9 * 3 + 1.2x * 3) = 21.1
0.4x + (2.7 + 3.6x) = 21.1

Reorder the terms:
2.7 + 0.4x + 3.6x = 21.1

Combine like terms: 0.4x + 3.6x = 4x
2.7 + 4x = 21.1

Solving
2.7 + 4x = 21.1

Solving for variable 'x'.

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

Add '-2.7' to each side of the equation.
2.7 + -2.7 + 4x = 21.1 + -2.7

Combine like terms: 2.7 + -2.7 = 0.0
0.0 + 4x = 21.1 + -2.7
4x = 21.1 + -2.7

Combine like terms: 21.1 + -2.7 = 18.4
4x = 18.4

Divide each side by '4'.
x = 4.6

Simplifying
x = 4.6

See similar equations:

| 54+(-32)=32+2w+-32 | | 7(x+9)+x=4(x+5)+2 | | 160.67=2000(r).66 | | (2x+8)-(-8x+9)= | | 12x^2=27x+27 | | (7x-3)(x+2)-4x=5(3x-2) | | 6(2+X)=5(X-2) | | 7x+1=8x-8 | | 2(w+9)=50 | | 18x^3-142x^2-85x-126=0 | | X+127=119 | | 6x^2+4x-100=8 | | 7(x-5)+7=2(x-4) | | 12ts+2s= | | 11t=13 | | 3b=19 | | m-18=19 | | 13x-8+84=180 | | 2(8s+7)-8s=2(4s+5)-14 | | 48+(-30)=30+2w+-30 | | (7x-3)(x-2)-4x=5(3x-2) | | 12x+8+15x+10=180 | | 6y-6m+6m= | | -6=e^8 | | 12x+8=15x+10 | | -3(4y-5)=2(1-8y)+14 | | 3-3*6*2=x | | 48=30+2w | | -2X+5+3X=11-27 | | 89-(6x+8)=6(x+7)+x | | 4x^2-54x+729=0 | | 6my-6m+7y+2m= |

Equations solver categories