4x+21=7(x+3)-3x

Simple and best practice solution for 4x+21=7(x+3)-3x 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 4x+21=7(x+3)-3x equation:


Simplifying
4x + 21 = 7(x + 3) + -3x

Reorder the terms:
21 + 4x = 7(x + 3) + -3x

Reorder the terms:
21 + 4x = 7(3 + x) + -3x
21 + 4x = (3 * 7 + x * 7) + -3x
21 + 4x = (21 + 7x) + -3x

Combine like terms: 7x + -3x = 4x
21 + 4x = 21 + 4x

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

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

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

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

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

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

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

See similar equations:

| -18.8=-4.7x | | 13+3(3x-1)=9x | | 3(x+1)=4x-3 | | 12m+37+4m-9n= | | 9y-1= | | 23=7+2 | | -9.6(x-3.25)=38.4 | | 7(x-5)+27=7x-7 | | 0.6(b-5)=1.8 | | 2x-4=5x-34 | | 1*3z=7 | | .05n+.05n=1 | | 12(x+15)=900 | | 34=2y-8 | | .06x+.11(x+700)=196 | | 4[8-(-4x-9)]=96x+248 | | 48-v=228 | | -8x-6=-9-4 | | e+7=8-c | | 0.8-11/30 | | x^2+5x-18=3x+3 | | 8(2k-6)= | | 7.5+x=19.5 | | 24x=(8x+48) | | f(x)=(3x-5)+4 | | -17-3[2x+13]+24= | | -7/6v=44 | | 3d+1=-5+d | | Y=6(52) | | 9(p+10)=1551 | | -3(x-2)=11-6x+4 | | 4xsquared=-8x-3 |

Equations solver categories