3u-u=-9+7

Simple and best practice solution for 3u-u=-9+7 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-u=-9+7 equation: 


Simplifying
3u + -1u = -9 + 7

Combine like terms: 3u + -1u = 2u
2u = -9 + 7

Combine like terms: -9 + 7 = -2
2u = -2

Solving
2u = -2

Solving for variable 'u'.

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

Divide each side by '2'.
u = -1

Simplifying
u = -1

See similar equations:

| 2y=6x+18 | | 9.5u-8.5u-0.4=7.4 | | -20-4=-5v-3v | | 12-4(x-3)=12-(5-x) | | 6x-2(5x+4)=-(x-1) | | 8=2x-10 | | -2y=4x+18 | | 22x=11 | | 6*-2*-3-(-3+5)= | | 4y=16x-20 | | 6+7(2-4a)=13 | | 25*33*35*23.20= | | 2n=(n-8) | | x^2+6x+6x+20=20 | | 2(2+3)=-3(x+5) | | 18+X=15 | | x+4.5x=309 | | -2y(y^4-2y^2+1)= | | 2(w+2w+6)=102 | | 11-3(8-4s)=10s+9 | | x^2*9y*-6*9x^3*9y= | | 10=pi*r^2*h | | lnx-ln(3x^2-5)=0 | | h(t)=-16t*t+128t | | 1.666=x^2+2x | | 5=1n(x+1) | | x+2.5x=348 | | 1200+0.03X=1530 | | -.10(35)+.75x=.05(x-14) | | 1400+0.04X=1840 | | 5=4t-7 | | 4(2n-9)=19 |

Equations solver categories