-7z=21

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


Simplifying
-7z = 21

Solving
-7z = 21

Solving for variable 'z'.

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

Divide each side by '-7'.
z = -3

Simplifying
z = -3

See similar equations:

| -21=-7x | | x^2+px+56=0 | | 4(x^2-11)=5 | | 6x^2-48=-12 | | 3x-5=-8(65x) | | 3x=1.2+1.2+1.2 | | 5+3x=5x-7 | | 9w-2+8=4w+38 | | -4-4w=36 | | P^2-14p-38=0 | | 5x-1=13x-33 | | 2x+4x=0 | | (2*4)2= | | 5b+-b+2=19 | | y=x^3-3x^2-20x+50 | | 2.5x+-5+3x+8=19.5 | | -4a-2+11=6a-13 | | 0.4x-2.2=3.7x+1.9 | | x^2+20x+91=0 | | -10y-4x=5 | | 0.8x+6.9=4.1 | | X+4(x-5)=3(x-5)-7 | | -76-7x=-12x-69 | | 0.6x+5.2=3.7 | | (9x+4)+(4x+7)=180 | | 8y+2x=120 | | 0.6x+3.2=3.7 | | 8+6n+n^2=0 | | lx+2l=11 | | 5-(2x-1)=10 | | 0.7x-1.5=4.7x+1.7 | | 0.20x+0.45(70)=38.5 |

Equations solver categories