7(n-3)=10n

Simple and best practice solution for 7(n-3)=10n 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(n-3)=10n equation:


Simplifying
7(n + -3) = 10n

Reorder the terms:
7(-3 + n) = 10n
(-3 * 7 + n * 7) = 10n
(-21 + 7n) = 10n

Solving
-21 + 7n = 10n

Solving for variable 'n'.

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

Add '-10n' to each side of the equation.
-21 + 7n + -10n = 10n + -10n

Combine like terms: 7n + -10n = -3n
-21 + -3n = 10n + -10n

Combine like terms: 10n + -10n = 0
-21 + -3n = 0

Add '21' to each side of the equation.
-21 + 21 + -3n = 0 + 21

Combine like terms: -21 + 21 = 0
0 + -3n = 0 + 21
-3n = 0 + 21

Combine like terms: 0 + 21 = 21
-3n = 21

Divide each side by '-3'.
n = -7

Simplifying
n = -7

See similar equations:

| 75-12x=39 | | -1.2x-1=-0.7x+4 | | 105=-.5x^2+25x-170 | | 3d+18=6d | | 5(5x+14)=270 | | 2-4p+8=7.5 | | k^2-35=2k | | 10x+20=5x+5 | | 5m+3-9m=33 | | y/12-5=-11 | | (4x+9)(x)=360 | | 4x(X)+3x-7+(-2x(X))-2x+(-3)=11 | | 9t+2t=5t^3 | | 900+20x-16x^2=0 | | (4x-1)(9x+2)=0 | | x=1.16 | | -222=6(-6x-7) | | -2(a+5)=-28 | | 2x-4(x-5)=-8+2x-4 | | 5/(2x)=(9x)/10 | | (13*3.14)/12 | | C=120+25x | | 9(9x-8)=-477 | | 2*X*X-9X+2=0 | | 9x^2+6=-77 | | 8(3x+6)-(2x+5)=0 | | 8n^2+2=130 | | 472=-8(6x+7) | | x+3x-16=56 | | 2d^3+6d+9=0 | | W^2-2w+13=0 | | 12/n-92=-75 |

Equations solver categories