6(2x)-3=21x+9

Simple and best practice solution for 6(2x)-3=21x+9 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 6(2x)-3=21x+9 equation:


Simplifying
6(2x) + -3 = 21x + 9

Remove parenthesis around (2x)
6 * 2x + -3 = 21x + 9

Multiply 6 * 2
12x + -3 = 21x + 9

Reorder the terms:
-3 + 12x = 21x + 9

Reorder the terms:
-3 + 12x = 9 + 21x

Solving
-3 + 12x = 9 + 21x

Solving for variable 'x'.

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

Add '-21x' to each side of the equation.
-3 + 12x + -21x = 9 + 21x + -21x

Combine like terms: 12x + -21x = -9x
-3 + -9x = 9 + 21x + -21x

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

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

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

Combine like terms: 9 + 3 = 12
-9x = 12

Divide each side by '-9'.
x = -1.333333333

Simplifying
x = -1.333333333

See similar equations:

| 8.5-(-1.2)= | | 2ij+3jk-4j-3ij= | | 1.6t=-48 | | 4(f-2)=-f+7 | | -w=8 | | 7n-18=13n+6 | | 6/x=1/6 | | h^2+-20h-75=0 | | (x-3)(x-1)=24 | | 6t^2=7t+3 | | 90=2x+1 | | -180=64.952p-4.9p^2 | | a^2+16a-15=0 | | -4y*-6a= | | -4yx-6a= | | -x-13y+9x+2y= | | 2=(22/l)^2 | | -9.8+(-2.8)= | | -9(t-8)-(t+1)=5 | | y=-2x-11 | | 114.7=17.62x+4.9x | | (7-i)/(4-8i) | | 1/3(3/5)^2-(1/5)^2 | | 12m^2f=0 | | 14x^8/2x^6 | | -5(3Y+3)-17=-6(Y+8)+3Y | | -sin(5x)=0 | | 4y=12x+5 | | 12x^2-96x+252=0 | | P-(P+2)=8(P-3)+3P | | 3e^5x=1749 | | 10x+y+9=0 |

Equations solver categories