5x+2x=-21

Simple and best practice solution for 5x+2x=-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 5x+2x=-21 equation: 


Simplifying
5x + 2x = -21

Combine like terms: 5x + 2x = 7x
7x = -21

Solving
7x = -21

Solving for variable 'x'.

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

Divide each side by '7'.
x = -3

Simplifying
x = -3

See similar equations:

| -3(5-3k)=6k+6 | | y=(6x^2-8)(5x^2-9x+7) | | P-62=44 | | 4x^2-7x-3=0 | | R-3=7-9-8 | | 404=p(1.0406) | | -2+10=3b-2-2b | | X^2-6x+9= | | -4p+4+5p=6 | | A=b+10 | | y-25=-47 | | -9=3-(6+4y) | | 3x^2-5x-9=0 | | -5-4=6-2x+3x | | 2344-455x^2=36 | | 7(2a+5)-7=6(a+8) | | 3x-7+2x=-17 | | 3a+5a=32 | | 3x^2+1=16 | | 5x+4y=3 | | 3x^3-5=19 | | 5-2z=11 | | 2x^2-10=30 | | 11y=22 | | 11y^2+90y-2y^3=0 | | 4x^2+2=26 | | 11-3x=29 | | 19-sx=13 | | x^2+3x=212 | | (x+4)(x+8)=5 | | 3x^2+12x+18=6 | | x^2+23x+29= |

Equations solver categories