3x-123=9x+42

Simple and best practice solution for 3x-123=9x+42 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 3x-123=9x+42 equation:


Simplifying
3x + -123 = 9x + 42

Reorder the terms:
-123 + 3x = 9x + 42

Reorder the terms:
-123 + 3x = 42 + 9x

Solving
-123 + 3x = 42 + 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.
-123 + 3x + -9x = 42 + 9x + -9x

Combine like terms: 3x + -9x = -6x
-123 + -6x = 42 + 9x + -9x

Combine like terms: 9x + -9x = 0
-123 + -6x = 42 + 0
-123 + -6x = 42

Add '123' to each side of the equation.
-123 + 123 + -6x = 42 + 123

Combine like terms: -123 + 123 = 0
0 + -6x = 42 + 123
-6x = 42 + 123

Combine like terms: 42 + 123 = 165
-6x = 165

Divide each side by '-6'.
x = -27.5

Simplifying
x = -27.5

See similar equations:

| 4lig(9x+17)-5=7 | | Sen^2x=4-2cos^2x | | 3(.6)-2=-2(.6)-5 | | 1+12x=-59 | | 5(3x+7)-(4x-6)=0 | | v/4=3.33 | | v/=3.33 | | -4(-4y+8)-6y=6(y-5)-8 | | 5(2x-3)+7=4-2(9-4x) | | 8+(3n)/12=13 | | n-13=-4.54 | | 4.9=0.7x | | 2x+10-3=-(2x+1)+1 | | 49+1-2p+p^2+p^2=20+2p^2 | | d-9=-8.04 | | 36x^2-84x-49=12 | | xsquared+14x=-49 | | 3.4=q/4 | | -6.3=t-8.9 | | 5x+20+1x+10=150 | | k-(-124)=194 | | (2x)2-52= | | X+98=2x | | -5y(-v-2)=5v-11 | | 3+3(4-x)=-8(2-4x)-4x | | 3(x-2)-2x=-2x+4 | | 6x+16=3x+40 | | X+17=27 | | -2(x+2)-3=3x-8x+7 | | M=1.95+30+7.20 | | 4(5+x)=16+2x | | 14x+5x^2-x^3= |

Equations solver categories