90=7n-15

Simple and best practice solution for 90=7n-15 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 90=7n-15 equation:


Simplifying
90 = 7n + -15

Reorder the terms:
90 = -15 + 7n

Solving
90 = -15 + 7n

Solving for variable 'n'.

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

Add '-7n' to each side of the equation.
90 + -7n = -15 + 7n + -7n

Combine like terms: 7n + -7n = 0
90 + -7n = -15 + 0
90 + -7n = -15

Add '-90' to each side of the equation.
90 + -90 + -7n = -15 + -90

Combine like terms: 90 + -90 = 0
0 + -7n = -15 + -90
-7n = -15 + -90

Combine like terms: -15 + -90 = -105
-7n = -105

Divide each side by '-7'.
n = 15

Simplifying
n = 15

See similar equations:

| 8(3x+7)+(4x+8)=316 | | 3x-5x-10=0 | | 3(n-2)-(5-4n)=6n | | 3x-1=x+8 | | -5(2c+3d)+3(-2c)-(-8d)= | | 8y+3-5y=8+2y+4 | | .5x+6=.5x+.25 | | 10+4n=6n | | (x-7)/3=-12 | | 94+21d=871 | | (6-2x)(7-2x)=12 | | 2x+10=3x-15-3x | | -4.9t^2+20t-15=0 | | 0.7x-1.4=0 | | 5m-16=3m | | r^2-4r+91=7 | | 9y+5=38 | | 6cosx-8sinx=5 | | x^2+6x+2=3x | | 2x^2+6x+11=0 | | 89y=88y+55 | | 6(3x-2)-2=11x | | 6x+1=8x-13 | | 3x+9=5x-3x | | 9.2x-1=2.3x | | 3x+2=2x-12 | | 10x^7yY^7-6y^3= | | 4k=18-5k | | (4x-6)=15 | | -21-7k=7(-6k-8) | | 4+6(8-3m)= | | 9x+37=5x+5 |

Equations solver categories