7u+9=2(u+2)

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


Simplifying
7u + 9 = 2(u + 2)

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

Reorder the terms:
9 + 7u = 2(2 + u)
9 + 7u = (2 * 2 + u * 2)
9 + 7u = (4 + 2u)

Solving
9 + 7u = 4 + 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.
9 + 7u + -2u = 4 + 2u + -2u

Combine like terms: 7u + -2u = 5u
9 + 5u = 4 + 2u + -2u

Combine like terms: 2u + -2u = 0
9 + 5u = 4 + 0
9 + 5u = 4

Add '-9' to each side of the equation.
9 + -9 + 5u = 4 + -9

Combine like terms: 9 + -9 = 0
0 + 5u = 4 + -9
5u = 4 + -9

Combine like terms: 4 + -9 = -5
5u = -5

Divide each side by '5'.
u = -1

Simplifying
u = -1

See similar equations:

| -8=4n-1+5 | | (x+35)+4x=180 | | 2x(6+5)=8x(3-7) | | 5(y+9)=8y+39 | | 1.25+n=4 | | 2+17x-(5x+9)= | | -3w+31=4(w-8) | | -26=2x+5(x-8) | | x+75=10 | | 4+89=6 | | y-(-1)=3 | | -4=2y+4(y+2) | | 2x+16=4s-6 | | -6=3(v-6)+3v | | +-[-10]=2 | | -32=14+x | | -18=2+b | | 7x+3=6x-10 | | 2n+8(n+2)=86 | | x(x+2)2(x+5)+x(x+2)3=0 | | 2sinx+5=4 | | 4c+12=24 | | 8(m-3)=50 | | -2y-4y-24=48 | | a=75+25(n-1) | | 2y+41+3y=6 | | f(-2)=4x+5x-13 | | 17-ln(4-x)=0 | | 3(p-3)=16 | | X-3y=-48 | | 8-2(-4-x)=2x+5-3x | | f(x)=4x^2+3x-6 |

Equations solver categories