-3(u+1)=18

Simple and best practice solution for -3(u+1)=18 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 -3(u+1)=18 equation: 


Simplifying
-3(u + 1) = 18

Reorder the terms:
-3(1 + u) = 18
(1 * -3 + u * -3) = 18
(-3 + -3u) = 18

Solving
-3 + -3u = 18

Solving for variable 'u'.

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

Add '3' to each side of the equation.
-3 + 3 + -3u = 18 + 3

Combine like terms: -3 + 3 = 0
0 + -3u = 18 + 3
-3u = 18 + 3

Combine like terms: 18 + 3 = 21
-3u = 21

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

Simplifying
u = -7

See similar equations:

| 14b-86=4(b+6) | | -8a+7a+328=360 | | ln(x)-8ln(-2x)=0 | | -1/7*(-5/3) | | 12y+24r= | | G(-4)=-x^2+6x+2 | | -3x-3=13 | | 4x/3-1=23 | | -20-7r=5(r-4) | | 9*(-7/3 | | -[7x-(14x+1)]=1+(6x+7) | | 233-u=3 | | (-2x+-1x^2+x^3)-40=0 | | 1/2x2/9 | | Y/9-y/15=1/9 | | 2/9x1/2 | | x/5-12=5 | | k-17=-1(17-k) | | 90x+11x+6x+5=180 | | 1.75-1/6 | | 42=u+5u | | u=36-3u | | -2x-4(2-3x)=3(x-4)-17 | | x+x+x+2x+4g=0 | | v^2+6v-53=0 | | 72y=9 | | 3x-50=19 | | 7b-2=8+2b | | 8(a-5)=-104 | | 4(4x+1)=-2(5x-5)-3x | | 4x+2=-4+2x+12 | | 8v-2v=48 |

Equations solver categories