7x-42=x

Simple and best practice solution for 7x-42=x 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 7x-42=x equation:


Simplifying
7x + -42 = x

Reorder the terms:
-42 + 7x = x

Solving
-42 + 7x = 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.
-42 + 7x + -1x = x + -1x

Combine like terms: 7x + -1x = 6x
-42 + 6x = x + -1x

Combine like terms: x + -1x = 0
-42 + 6x = 0

Add '42' to each side of the equation.
-42 + 42 + 6x = 0 + 42

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

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

Divide each side by '6'.
x = 7

Simplifying
x = 7

See similar equations:

| 3x(x-5)=7 | | 9x+4=7x+-10 | | 3p-4j+4p-14+(-10j)= | | 3(x-4)+18=2(x+5) | | 6x-50=3x-5 | | -1=2x^2-x-1 | | 4(x-8)=8x+5 | | z^2+7z= | | 2x(4x+11)+36(4x+11)=0 | | 15y-20y+15= | | 3x^2+5+x=70 | | -10x+42=5x+14-13x | | 27y^3+x^9= | | 7(5a+6)=2(3a+8) | | -11(6x-22)=6x+40 | | -3m+16-(-13m)= | | -2(t-4)+9t=3t-5 | | 20a^2-64a-21=0 | | 5.5-x=4x-1 | | (x+4)+8=(4+x)+8 | | 3x+4=35 | | 100x^4+85x^3-97x^2-28x=0 | | -6v-16=8(6v-2) | | A=z+znf | | 2x-13y=-5 | | 3-4(x+5)=7x-17 | | 7(3a+6)=2(3a+8) | | 8n-40=-4(-5n+1) | | 8n-40=-4n(-5n+1) | | 30=6-4n | | 9x-3y=-9 | | 7(w-4)=6(9+w) |

Equations solver categories