3u-9-4u=11

Simple and best practice solution for 3u-9-4u=11 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 3u-9-4u=11 equation:


Simplifying
3u + -9 + -4u = 11

Reorder the terms:
-9 + 3u + -4u = 11

Combine like terms: 3u + -4u = -1u
-9 + -1u = 11

Solving
-9 + -1u = 11

Solving for variable 'u'.

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

Add '9' to each side of the equation.
-9 + 9 + -1u = 11 + 9

Combine like terms: -9 + 9 = 0
0 + -1u = 11 + 9
-1u = 11 + 9

Combine like terms: 11 + 9 = 20
-1u = 20

Divide each side by '-1'.
u = -20

Simplifying
u = -20

See similar equations:

| x^2-4x+1+4i=0 | | (12x-7)=(3x+20) | | 3x^2=420 | | (5x-2)(2x-7)=0 | | 4x^2=640 | | 5.4(27-3.78x)= | | 36+u=42-6u+u | | 15x-30=5x | | 22a+48=180 | | 15x^2=1000 | | f(n)=-4(-7)-5 | | 7p^2-57p+56=0 | | 20q-12q+2q=10 | | (4x-13)x=0 | | 9x-4(2x+6)=4x-2 | | 16x^2=-960 | | 7p-57p+56=0 | | x^2-14=7x-6 | | 5ax+15bx-ay-3by=0 | | 5/8m/8/9=21 | | 1/3x6/8 | | 6x^2=312 | | (39x-12y)+(41x+66y)= | | 16x^2=672 | | 2x-7=5x-15 | | 32-20x+2x=-40 | | -2(x-8)(3x-5)=0 | | -7.2*2.6+(-7.2)*3.9=m(2.6+3.9) | | 7-11=(z/-8) | | (63x+61y)+(-22x+35y)= | | 8(9-7x)=-5(11x-3) | | x^2=14x-52 |

Equations solver categories