5x-81=x-9

Simple and best practice solution for 5x-81=x-9 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 5x-81=x-9 equation:


Simplifying
5x + -81 = x + -9

Reorder the terms:
-81 + 5x = x + -9

Reorder the terms:
-81 + 5x = -9 + x

Solving
-81 + 5x = -9 + 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.
-81 + 5x + -1x = -9 + x + -1x

Combine like terms: 5x + -1x = 4x
-81 + 4x = -9 + x + -1x

Combine like terms: x + -1x = 0
-81 + 4x = -9 + 0
-81 + 4x = -9

Add '81' to each side of the equation.
-81 + 81 + 4x = -9 + 81

Combine like terms: -81 + 81 = 0
0 + 4x = -9 + 81
4x = -9 + 81

Combine like terms: -9 + 81 = 72
4x = 72

Divide each side by '4'.
x = 18

Simplifying
x = 18

See similar equations:

| 4x+10x-(7x+8)= | | 5p-4q+3p+q= | | 9Y+3Y-3= | | 9x+7=9x-12 | | 3(x-3)+1=-20 | | 4x+5=3(2x+7) | | tg^2x+3=2tgx | | 4-2x=5x+3 | | X/-3=300 | | b+6=-18 | | U=5(9n+32)+7(n+1) | | 5-7x=20-11x | | x^2+6x+y^2-6y-2=0 | | 9(p+4+8q)= | | 3x-4y+5x+y=-1xy+6xy | | 5-7x=20+11x | | 5x+2=4-(7x-8) | | (8n+7)-(3-3n-2n)= | | ln(3*a*4)= | | 7u-15u-14v-9v= | | 256/-54= | | 256/-54 | | 14i/9-2i | | x*x-2(a+b)x+4ab=0 | | 2(x-2)+3x=-9 | | 10(2-6)-2(5+2)= | | 2(x-2)+x=-9 | | .25y-1=3y+2-8y | | 1.25x+2.75y=55 | | Sqrt(-x+12)=x | | 20(15-1)-4(7-1)= | | 1+1+6=19 |

Equations solver categories