21+2n=4n-63+5n

Simple and best practice solution for 21+2n=4n-63+5n 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 21+2n=4n-63+5n equation:


Simplifying
21 + 2n = 4n + -63 + 5n

Reorder the terms:
21 + 2n = -63 + 4n + 5n

Combine like terms: 4n + 5n = 9n
21 + 2n = -63 + 9n

Solving
21 + 2n = -63 + 9n

Solving for variable 'n'.

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

Add '-9n' to each side of the equation.
21 + 2n + -9n = -63 + 9n + -9n

Combine like terms: 2n + -9n = -7n
21 + -7n = -63 + 9n + -9n

Combine like terms: 9n + -9n = 0
21 + -7n = -63 + 0
21 + -7n = -63

Add '-21' to each side of the equation.
21 + -21 + -7n = -63 + -21

Combine like terms: 21 + -21 = 0
0 + -7n = -63 + -21
-7n = -63 + -21

Combine like terms: -63 + -21 = -84
-7n = -84

Divide each side by '-7'.
n = 12

Simplifying
n = 12

See similar equations:

| 4.6x-1.2=-28.8 | | 15=8.75+1.25n | | f(x)=20x^4+28x^3 | | 4c-10+c=180 | | 13n+9=14n+104-96n | | 2(5+h)=14 | | -2a+60+2a=-8a+140 | | 0.04(y-1)+0.06y=0.20y-0.3 | | 3b-0.6=4b | | 25+30d=d-19+7d | | 12+7p=2p+4+p | | 2m-16-m=m-6 | | 16(x+-16)=35+-1(6x+71) | | 1/3a-6=-14 | | s^2+11+28=0 | | 5ab+10a=0 | | 2y^2+23y= | | 4+6x+3x=-77 | | 52+5x=12x-4 | | 5Xe=40 | | -192=8(-5n+7)-8 | | 20+a-33=3+9a | | ax^2+4x+5=0 | | 5b+30=-b | | -5r-15t=-20 | | -124=4(1-8n) | | 150=0.3333*3.14*16*x | | (2x+6)=(3x+1) | | z/7-9=8 | | x+2y+3z=54 | | 8x-3=14x+3 | | 20a-40d=100 |

Equations solver categories