3x+2x+4=-21

Simple and best practice solution for 3x+2x+4=-21 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+2x+4=-21 equation:


Simplifying
3x + 2x + 4 = -21

Reorder the terms:
4 + 3x + 2x = -21

Combine like terms: 3x + 2x = 5x
4 + 5x = -21

Solving
4 + 5x = -21

Solving for variable 'x'.

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

Add '-4' to each side of the equation.
4 + -4 + 5x = -21 + -4

Combine like terms: 4 + -4 = 0
0 + 5x = -21 + -4
5x = -21 + -4

Combine like terms: -21 + -4 = -25
5x = -25

Divide each side by '5'.
x = -5

Simplifying
x = -5

See similar equations:

| 13-4x=-19 | | 50k-100=40k+130 | | 9+4x+x=129 | | k*89.2=-47.62 | | 65+15x=34 | | -7a-2a=-18 | | 3x+2x+4=-24 | | -2(x+9)=-10 | | 20-m-21=36-2m | | 3.60x+2.40=3.30(10) | | 5k+2k=14 | | 75+15x=35 | | N+2=-5-3+1 | | 8x+5-x=-3 | | 36n^2-24=-16 | | 342=18x | | x+(-16)=4 | | 3x^3-100x=0 | | -100-5=-8g+3g | | -11=7+x | | 12=0.75x | | 25n^2-8=44 | | 4a^2*3a^2= | | 14-(2m+5)=3+2m-14 | | 75x-4=40-2x | | 11v=110 | | -10s+2s=104 | | 3x-y+3=0 | | 3*2x*5=36 | | -16=4+r | | 2(9x+5)+5=3(6x-4)-3 | | 2.25b-(0.15b+250)=310(0.15-40) |

Equations solver categories