3(2+x)=-21

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


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

Solving
6 + 3x = -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 + 3x = -21 + -6

Combine like terms: 6 + -6 = 0
0 + 3x = -21 + -6
3x = -21 + -6

Combine like terms: -21 + -6 = -27
3x = -27

Divide each side by '3'.
x = -9

Simplifying
x = -9

See similar equations:

| Y^2-y-57= | | 12x^2-20x-32=0 | | 3t+17=1t-3 | | 2(x+6)=24 | | 3x^2-13x-30=0 | | 180=90+(6x-10)+(2x-4) | | 3a+4b-(6a-3b)= | | 3y^2+7y-18= | | x+40= | | -17=x+7 | | 4+2x=3x+12 | | 12+25x=5(5x+3) | | 6[2-2y]=5[2y-2] | | x+45= | | 5(-1+3x)=115 | | 4[4-4k]=-10-16k | | 4x-7x=12-6x | | Y^2-5y-66= | | x+15+x= | | -4(5x-1)=-136 | | -3[x-8]=24 | | -4[r+2]=4[2-4r] | | 15(-42x+40)=15(-8x+244) | | -x-10=5x+62 | | 12x^2-44x=50 | | 2[2+3][y-1]=22 | | 2j+1=5 | | 12x^2-5x-2=0 | | 55=4x+5x-8 | | 3x-(-9)=6 | | 2z+1=15 | | 6[n-1]=2[2n+4] |

Equations solver categories