7(3n-5)=(6n+9)+9

Simple and best practice solution for 7(3n-5)=(6n+9)+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 7(3n-5)=(6n+9)+9 equation:


Simplifying
7(3n + -5) = (6n + 9) + 9

Reorder the terms:
7(-5 + 3n) = (6n + 9) + 9
(-5 * 7 + 3n * 7) = (6n + 9) + 9
(-35 + 21n) = (6n + 9) + 9

Reorder the terms:
-35 + 21n = (9 + 6n) + 9

Remove parenthesis around (9 + 6n)
-35 + 21n = 9 + 6n + 9

Reorder the terms:
-35 + 21n = 9 + 9 + 6n

Combine like terms: 9 + 9 = 18
-35 + 21n = 18 + 6n

Solving
-35 + 21n = 18 + 6n

Solving for variable 'n'.

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

Add '-6n' to each side of the equation.
-35 + 21n + -6n = 18 + 6n + -6n

Combine like terms: 21n + -6n = 15n
-35 + 15n = 18 + 6n + -6n

Combine like terms: 6n + -6n = 0
-35 + 15n = 18 + 0
-35 + 15n = 18

Add '35' to each side of the equation.
-35 + 35 + 15n = 18 + 35

Combine like terms: -35 + 35 = 0
0 + 15n = 18 + 35
15n = 18 + 35

Combine like terms: 18 + 35 = 53
15n = 53

Divide each side by '15'.
n = 3.533333333

Simplifying
n = 3.533333333

See similar equations:

| .15(s+7)=5.55 | | -2=3(0)+b | | -10m-11=129 | | 4=-3u-(-7) | | M-3(m-3)=2(m+3) | | 3=n-12 | | 6(5-x)+3=10(-3x+5) | | 8x+31=2x-11 | | (4)(8x)=3 | | 56=-2(3x-4) | | 3.9m-5-3.9-7= | | W=12 | | 30c=180 | | 105=-5x | | s(7+.15)=5.55 | | X-10+2x=-5-2x-30 | | -12(x-2)=-2x+44 | | 95-49= | | 25-x^2-4y^2=0 | | -2x+6x-3.7=3x-1.8 | | barh+9bar=18 | | 12a+35-2a=-a+2 | | 100y^2-4y=0 | | m-8m-5m-3= | | 9.5-4.9= | | 5n+17=2n+30 | | 1.05+s=5.55 | | 6a-1+4a-6-10a=0 | | 4.9-9.5= | | -9v+9v=12(v+2)-3(v+8) | | -3x=10x-26+2(x-3) | | h+p=9(k-8) |

Equations solver categories