-6u+21=30

Simple and best practice solution for -6u+21=30 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 -6u+21=30 equation: 


Simplifying
-6u + 21 = 30

Reorder the terms:
21 + -6u = 30

Solving
21 + -6u = 30

Solving for variable 'u'.

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

Add '-21' to each side of the equation.
21 + -21 + -6u = 30 + -21

Combine like terms: 21 + -21 = 0
0 + -6u = 30 + -21
-6u = 30 + -21

Combine like terms: 30 + -21 = 9
-6u = 9

Divide each side by '-6'.
u = -1.5

Simplifying
u = -1.5

See similar equations:

| 12.8+32=f | | 2/5x=35 | | 3a+9b=8b-a | | 16x+9=16x-9 | | 8(x-5)=8x-40 | | (2w+i)/w-i=(3w+4i)/w+3i | | 4j-8k=-4 | | 5x+7x=11x | | 11k-[4k+(-4+6k)]= | | z^2-(3+2i)z+(1+3i)=0 | | 5c=315 | | 5+c=315 | | 5/9c=-9 | | 1/6(2x-1)=7 | | 6x+15-8-8x=7 | | 7x+7x=13x | | 12x=16(x-2)+48 | | 5x-5y=2y+7 | | 12x=16-(x-2)+48 | | 16x+6=16x-6 | | x+1-3y=0 | | w^3-81W^2+9w+27=y | | 2k+2k=19-3+20 | | (28^3+13w^2+26w+25)/(4w+3) | | 128/x=32 | | 3x+8y-1=0 | | (3/4)*(16) | | D=35t-5t^2 | | x/2+16=36 | | -1x=-8 | | t+r=1 | | 3-6=12 |

Equations solver categories