10u-9u+u-u-1=9

Simple and best practice solution for 10u-9u+u-u-1=9 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 10u-9u+u-u-1=9 equation:


Simplifying
10u + -9u + u + -1u + -1 = 9

Reorder the terms:
-1 + 10u + -9u + u + -1u = 9

Combine like terms: 10u + -9u = 1u
-1 + 1u + u + -1u = 9

Combine like terms: 1u + u = 2u
-1 + 2u + -1u = 9

Combine like terms: 2u + -1u = 1u
-1 + 1u = 9

Solving
-1 + 1u = 9

Solving for variable 'u'.

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

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

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

Combine like terms: 9 + 1 = 10
1u = 10

Divide each side by '1'.
u = 10

Simplifying
u = 10

See similar equations:

| -2/5x=-14.5 | | =n/2(2a=(n-1)d) | | (1-a)x=-1 | | -8×(-5/2) | | 20s-7s-17s-(-11s)-4s-(-18)=-15 | | 10x-6y=18 | | 69+4x-3= | | 7e^2x+25=20 | | 2x+34=118 | | 5+4d=1+5d | | -x^2-6x-7x=0 | | 6x^2+7y^2=42 | | -7(-2+6k)+8k=-38-8k | | -3/5u-5/2=-8/3 | | 4(-8c-3)=52 | | -53=6k+-5 | | 3x-40=80 | | 2+8x=4-5s | | -5/2=4/3x-5/4 | | -6(-5y+7)-8y=6(y-8)-8 | | 6y^2-20y+16=o | | 2.5x+2.4=2.3 | | 5(7+2b)=25 | | A=1/2-b^2 | | 41412=1.19x | | 2(a+2)=6(a-2) | | 4h-2h-h+2=11 | | -4a-a=-5 | | 10/20=n/4 | | (3x+6)+(1x+2)=4(1x-1)+8 | | -3h+2=8 | | 17j-17j+j=16 |

Equations solver categories