5x+3=9x+21

Simple and best practice solution for 5x+3=9x+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+3=9x+21 equation:


Simplifying
5x + 3 = 9x + 21

Reorder the terms:
3 + 5x = 9x + 21

Reorder the terms:
3 + 5x = 21 + 9x

Solving
3 + 5x = 21 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
3 + 5x + -9x = 21 + 9x + -9x

Combine like terms: 5x + -9x = -4x
3 + -4x = 21 + 9x + -9x

Combine like terms: 9x + -9x = 0
3 + -4x = 21 + 0
3 + -4x = 21

Add '-3' to each side of the equation.
3 + -3 + -4x = 21 + -3

Combine like terms: 3 + -3 = 0
0 + -4x = 21 + -3
-4x = 21 + -3

Combine like terms: 21 + -3 = 18
-4x = 18

Divide each side by '-4'.
x = -4.5

Simplifying
x = -4.5

See similar equations:

| (4h+9)(h-4)=0 | | (12+5i)-(9-2i)=0 | | 1.3+5.3=24.2 | | 2(-4y+4)+8y=8 | | 9x^2-30x-525=0 | | 3r-14=-28+r | | -90=9x | | -19+x=-11 | | 5x+25+2x+15=180 | | 68=17n | | -14=n+3 | | (y-6)(9y-7)=0 | | -41-19=15a | | y^3+y^2-5y-x^2=-4 | | x+6+x+9+x+3=x | | 8a-5a-3a+a=20 | | 1=2(5-6x) | | 10v=2(9-2v) | | 11=m+20 | | 3ky-12kz+24kw=0 | | q(q+7)=0 | | 1-4p=-2(5p-1)+5 | | 2x+3y-2=5 | | -15=b-16 | | (2c-9)(c-1)=0 | | 31.25/25= | | 16x^2-36=-72 | | 2(x-7)+5=-9 | | 6s^4t^3-12s^3t^4=0 | | n(n-9)=0 | | 6x+7yx+9y=0 | | y^2+y-112=0 |

Equations solver categories