7(2n-5n)=189

Simple and best practice solution for 7(2n-5n)=189 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(2n-5n)=189 equation: 


Simplifying
7(2n + -5n) = 189

Combine like terms: 2n + -5n = -3n
7(-3n) = 189

Remove parenthesis around (-3n)
7 * -3n = 189

Multiply 7 * -3
-21n = 189

Solving
-21n = 189

Solving for variable 'n'.

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

Divide each side by '-21'.
n = -9

Simplifying
n = -9

See similar equations:

| m=4(4) | | -2(1+5a)=-6(a+5) | | -2x-3=-3x+4 | | 0=5x^4+3x^2 | | z=10-6 | | 3*x/4=6 | | 3t=13t-2 | | (5/3)n=3/2 | | cn=5+3(n-1) | | H(t)=-4.9t^2+44.1t+1 | | 3.x/4=6 | | A^2-15ab-54b^2= | | 128=3b+4(1+7b) | | H(t)=-4.9t^2+44.1+1 | | 12x+15y+20z=7 | | -1y-4y= | | 2(8x+9)+-(x+8)=78 | | (2x-1)(x+2)=3x-2 | | b-8=16 | | 5k-2=28-5k | | 4+4(3x-6)=27 | | 3x+5=85 | | 3(4x+8)-2x=-52 | | 4+4sin(2x+1)=1 | | 12x+6y=216 | | 3(5x+6)=61 | | S^2+17S+72=0 | | y=3/rad^3(x^2-27) | | bn=-3n+5 | | 9x^2-12x-36=38 | | 8y-10=21+2n | | 48-5x=24+3x |

Equations solver categories