15+4(n-2)=21

Simple and best practice solution for 15+4(n-2)=21 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 15+4(n-2)=21 equation:


Simplifying
15 + 4(n + -2) = 21

Reorder the terms:
15 + 4(-2 + n) = 21
15 + (-2 * 4 + n * 4) = 21
15 + (-8 + 4n) = 21

Combine like terms: 15 + -8 = 7
7 + 4n = 21

Solving
7 + 4n = 21

Solving for variable 'n'.

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

Add '-7' to each side of the equation.
7 + -7 + 4n = 21 + -7

Combine like terms: 7 + -7 = 0
0 + 4n = 21 + -7
4n = 21 + -7

Combine like terms: 21 + -7 = 14
4n = 14

Divide each side by '4'.
n = 3.5

Simplifying
n = 3.5

See similar equations:

| 32x+1=21 | | (x-5)(3x^2+8)=0 | | -20b=120 | | m-4.3=4.9 | | 334=x^2+2x | | 7-3(x-4)=2x | | 6=p+6 | | -10+10y+30=4(2y-10)-12 | | 6x-24=3(2x-8) | | (7^1/8)/(-2) | | -2u-12=-8u-18 | | 1.2y+5=-2.8y-3 | | -39=n-11 | | 3x(x+2)+4=5x+7 | | 2v-1=-(-2v+1) | | 15=-3+x | | .889=16 | | 2x-7x=-8-27 | | 6v+9=-8v-19 | | 8x-40=6x-8 | | x-5+17=15 | | 7x+4=10x-11 | | (5/4)(-3/10) | | Y+4=-4y+4 | | -6=x-9 | | -3-2(-8y+1)=2(9y+4)-2 | | .12(y-7)+.14y=.16y-.07(10) | | 3(4x-2)=3*4+6 | | -6=r+2 | | (2X/5)+X=70 | | .26p=.104 | | -5x-10y=20 |

Equations solver categories