7(3x+9)+(x+3)=11

Simple and best practice solution for 7(3x+9)+(x+3)=11 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 7(3x+9)+(x+3)=11 equation:


Simplifying
7(3x + 9) + (x + 3) = 11

Reorder the terms:
7(9 + 3x) + (x + 3) = 11
(9 * 7 + 3x * 7) + (x + 3) = 11
(63 + 21x) + (x + 3) = 11

Reorder the terms:
63 + 21x + (3 + x) = 11

Remove parenthesis around (3 + x)
63 + 21x + 3 + x = 11

Reorder the terms:
63 + 3 + 21x + x = 11

Combine like terms: 63 + 3 = 66
66 + 21x + x = 11

Combine like terms: 21x + x = 22x
66 + 22x = 11

Solving
66 + 22x = 11

Solving for variable 'x'.

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

Add '-66' to each side of the equation.
66 + -66 + 22x = 11 + -66

Combine like terms: 66 + -66 = 0
0 + 22x = 11 + -66
22x = 11 + -66

Combine like terms: 11 + -66 = -55
22x = -55

Divide each side by '22'.
x = -2.5

Simplifying
x = -2.5

See similar equations:

| 13=24+c | | -19=r+6 | | (x+1)+(3x+1)=24 | | 25=a-(-3) | | 5x-10x+20=-3x+6 | | c-c+b+c= | | 5x-2(2x-2)=8 | | 177-2x=25x+21 | | 11-9x=68-30x | | y^2-26=0 | | 271-6x=39x+16 | | -33x^2+138x-135=0 | | 9-9x=96-30x | | m^2=6m+27 | | -33x^2-144x-135=0 | | 181-5x=6x+16 | | 10-10x=118-31x | | 1a+2b+3a+4b= | | a+b+c+d= | | 76-4x=9x+24 | | -59-7x=8x+16 | | 59-2x=7x+24 | | -7-6x=13-8x | | 3x+8=-16-9x | | 10-9x=54-23x | | 9-7x=73-21x | | 130-6x=3x+13 | | 9-7x=73-1x | | -35-8x=9x+16 | | 63-2x=7x+18 | | -3-3x=12-8x | | -3-3x=12-x |

Equations solver categories