3(6+7n)+8=-142

Simple and best practice solution for 3(6+7n)+8=-142 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 3(6+7n)+8=-142 equation: 


Simplifying
3(6 + 7n) + 8 = -142
(6 * 3 + 7n * 3) + 8 = -142
(18 + 21n) + 8 = -142

Reorder the terms:
18 + 8 + 21n = -142

Combine like terms: 18 + 8 = 26
26 + 21n = -142

Solving
26 + 21n = -142

Solving for variable 'n'.

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

Add '-26' to each side of the equation.
26 + -26 + 21n = -142 + -26

Combine like terms: 26 + -26 = 0
0 + 21n = -142 + -26
21n = -142 + -26

Combine like terms: -142 + -26 = -168
21n = -168

Divide each side by '21'.
n = -8

Simplifying
n = -8

See similar equations:

| .5x+y=-10 | | 8x+13=-67 | | -7(-7p+4)-p=356 | | y-5.91=7.8 | | 2y+y=30 | | -4(7k+2)=132 | | 3x+28=13x-22 | | -88=4(2+4b) | | X^2+8=108 | | p(x)=11x^4+5x^3-2x^2+6x+8 | | 3(d+4)=2(3d-3) | | 104=4(1-5m) | | 5f=(3x-2)+(2x-5) | | -7(4x+1)-x=-94 | | -6(4-4r)=-192 | | -2(x-4)=-3(x-8) | | 3x+5=5x-20 | | 5-x-3=-(-6-5x)-(2x+4) | | 9.6=6x | | 12x-22x+8=0 | | ab=3x+5 | | 7(m+4)=3+3(7+m) | | X^2-16x=-63 | | 2(-3-n)-3=-2(2n+7)+1 | | 2d^2-3d+2=0 | | -7d-15=-3(d+5)-4d | | 2y^2-4y=-12 | | 5n^2+30n-200= | | -5r-7=-5(r+3) | | 6b+18=0 | | g^2-2g-6=0 | | 5k-(-8-6k)=-6(k-7) |

Equations solver categories