4x+9=x+42

Simple and best practice solution for 4x+9=x+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 4x+9=x+42 equation:


Simplifying
4x + 9 = x + 42

Reorder the terms:
9 + 4x = x + 42

Reorder the terms:
9 + 4x = 42 + x

Solving
9 + 4x = 42 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
9 + 4x + -1x = 42 + x + -1x

Combine like terms: 4x + -1x = 3x
9 + 3x = 42 + x + -1x

Combine like terms: x + -1x = 0
9 + 3x = 42 + 0
9 + 3x = 42

Add '-9' to each side of the equation.
9 + -9 + 3x = 42 + -9

Combine like terms: 9 + -9 = 0
0 + 3x = 42 + -9
3x = 42 + -9

Combine like terms: 42 + -9 = 33
3x = 33

Divide each side by '3'.
x = 11

Simplifying
x = 11

See similar equations:

| f(x)=x^3-5x | | 8ln(6x)=64 | | 4y-15=-9 | | 6x+10=7x+4 | | 2(2x-9)-3=2(x-4)-5 | | 3n+2(18-n)=4 | | 6h-35=67 | | 9(x-5)+5=9x-5(5-x) | | 85=5x+4x+4 | | [x-(2+9i)][x-(2-9i)]= | | y^3=9x^2-75x+135 | | 11x^2=-36 | | 8/12=2/y | | 6500=45q-500-5q | | 4x+2+5x=74 | | u^2-18u-5=0 | | Y-11=6 | | 2/3(x-3)=4 | | 1.3t+1.55(1-t)=1.5 | | 3x=4x-(14) | | (2y+1)2=8+2(2y+1) | | f(x)=x^4+5x^3-2 | | r=1+0.5cos(2x) | | x*6/5=282 | | x-.05=15000 | | x-.05x=1500 | | y*9/10=3/14 | | 0.50x+0.25(70)=29.5 | | n-4+1-9n= | | 3/4*x=36 | | 100=0.41ln(100+1) | | 7+x-15=2.667 |

Equations solver categories