3(2x+2)=21

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


Simplifying
3(2x + 2) = 21

Reorder the terms:
3(2 + 2x) = 21
(2 * 3 + 2x * 3) = 21
(6 + 6x) = 21

Solving
6 + 6x = 21

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + 6x = 21 + -6

Combine like terms: 6 + -6 = 0
0 + 6x = 21 + -6
6x = 21 + -6

Combine like terms: 21 + -6 = 15
6x = 15

Divide each side by '6'.
x = 2.5

Simplifying
x = 2.5

See similar equations:

| 6(4x-2)=156 | | 4(6x+4)=208 | | 5(8x+6)=50 | | [2*(x-1)*(x-1)]+[3*(x-1)]+[3*(x-1)]+4= | | 4(3x-3)=60 | | (M+1)(4m/8) | | .07-.003x=.01 | | 9/5*86+32= | | 7x-5yi=7+10i | | b^2=6b | | 0=-8x^2+7x+8 | | 7-(n*3)=1 | | -9v+3-8v=27 | | 0=-2x^2+5x+9 | | 13-8x=53-22x | | 7+x=49 | | 26=-2x+56 | | 2(10x+15)=10 | | 4(3x+1)=-14 | | y^2-3y-7=0 | | 4(3+1)=-14 | | x=-3x^2+9x+7 | | 4/x=8/20x | | N*20=200 | | y=0.2(7)+2.5 | | f(x)=-3x^2+9x+7 | | 2(3x+3)=66 | | .09x+.9=2.7 | | x^2+y^2+4y=0 | | 25/2b^2+5b+1/2 | | (x+4)(x^2-4x+16)=0 | | 2+3(x-4)=152+x |

Equations solver categories