7x-6=-21

Simple and best practice solution for 7x-6=-21 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-6=-21 equation:


Simplifying
7x + -6 = -21

Reorder the terms:
-6 + 7x = -21

Solving
-6 + 7x = -21

Solving for variable 'x'.

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

Add '6' to each side of the equation.
-6 + 6 + 7x = -21 + 6

Combine like terms: -6 + 6 = 0
0 + 7x = -21 + 6
7x = -21 + 6

Combine like terms: -21 + 6 = -15
7x = -15

Divide each side by '7'.
x = -2.142857143

Simplifying
x = -2.142857143

See similar equations:

| 12p+20q+p-6q-3p= | | 7x+5x-21=63-9x | | 5x-8=36 | | 3.4=-13.6-3.4c+7.1c | | w-9=-40 | | 2x+5(x+3)=3(2x+1)+12+x | | (x^2D^2+xD+I)y=0 | | X+3=3x+12 | | 4(ax+1)=8 | | sqrt[8x+1]-sqrt[2x-2]=sqrt[7x+4]-sqrt[3x-5] | | y=2x^3-9x^2-3 | | 8x+24*8=432 | | 105-(4x+10)=4(x+8)+x | | 15.84+0.11x=16.59+0.15x | | 5x+9y=12 | | 1+6x+x=-1 | | 4y-8x=2 | | 4z^2+4= | | 12-(7x-11)=3(5-3) | | -6-9=-10w+9-9 | | 3(2-3x)=-5x+18 | | 2r^3-10r= | | 10-3x=2x+35 | | (11a^2-9a)-(9a^2+7a)= | | 5n+30= | | 6q^2-8q= | | 3x+9-6x=15-14x+11x-6 | | 121-y^2=0 | | 3x-6=-3x+6 | | 10x^2+43x=9 | | x^2+17x+35=5x+3 | | 70*b=56 |

Equations solver categories