7u-2+2(3u+1)=-2(u+9)

Simple and best practice solution for 7u-2+2(3u+1)=-2(u+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 7u-2+2(3u+1)=-2(u+9) equation:


Simplifying
7u + -2 + 2(3u + 1) = -2(u + 9)

Reorder the terms:
7u + -2 + 2(1 + 3u) = -2(u + 9)
7u + -2 + (1 * 2 + 3u * 2) = -2(u + 9)
7u + -2 + (2 + 6u) = -2(u + 9)

Reorder the terms:
-2 + 2 + 7u + 6u = -2(u + 9)

Combine like terms: -2 + 2 = 0
0 + 7u + 6u = -2(u + 9)
7u + 6u = -2(u + 9)

Combine like terms: 7u + 6u = 13u
13u = -2(u + 9)

Reorder the terms:
13u = -2(9 + u)
13u = (9 * -2 + u * -2)
13u = (-18 + -2u)

Solving
13u = -18 + -2u

Solving for variable 'u'.

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

Add '2u' to each side of the equation.
13u + 2u = -18 + -2u + 2u

Combine like terms: 13u + 2u = 15u
15u = -18 + -2u + 2u

Combine like terms: -2u + 2u = 0
15u = -18 + 0
15u = -18

Divide each side by '15'.
u = -1.2

Simplifying
u = -1.2

See similar equations:

| 4k^2-2=-37 | | 4.5=2x+x | | 2x(0.5+0.5)=-1 | | 4X-7=2(X+5)-3(2X+4) | | n+5+n=12 | | x^2-242x-440=0 | | 27=3(d+12) | | 2x/8-3=1 | | b+48=5b | | 20x+17y=2 | | 6s+40=15s-50 | | 2x-5(x+6)= | | TanX=6/15 | | 15t=8t+42 | | 17x-(4x-3)=16 | | 10a^2-24a-18=0 | | 4t-32=t+22 | | 5p-4p=-4 | | 9-3D=3 | | 14s-12=15s-16 | | 4(4B-1)=-3B-2 | | 2x+3=3-5 | | 2(x+2)-4x=6 | | 63=.5(7+x) | | 60+(-1y)+2y= | | 9a=a+40 | | 3ab-5ba+4ab= | | 4+ 18= 20 | | 4+ 18=20 | | m=-3,b=9/7 | | (5-x)(^1/2)-2x=0 | | x-1=4(x+2) |

Equations solver categories