5n^2-7=178

Simple and best practice solution for 5n^2-7=178 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 5n^2-7=178 equation:


Simplifying
5n2 + -7 = 178

Reorder the terms:
-7 + 5n2 = 178

Solving
-7 + 5n2 = 178

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 + 5n2 = 178 + 7

Combine like terms: -7 + 7 = 0
0 + 5n2 = 178 + 7
5n2 = 178 + 7

Combine like terms: 178 + 7 = 185
5n2 = 185

Divide each side by '5'.
n2 = 37

Simplifying
n2 = 37

Take the square root of each side:
n = {-6.08276253, 6.08276253}

See similar equations:

| 2.25m+5=13.5+14 | | 2x^3+9x^2-10x=0 | | 12x+1=52 | | ax1/3-11=1 | | 9x+3=49 | | 3x+31=8x-4 | | -3(z-8)+10=-15 | | 5n^2-3n=25 | | 4h=12.72 | | 1270.444=2(3.14)r^2+2(3.14)r^2(21.9) | | 4[x-2]=x+10 | | 13x-6=8x+5 | | 16x-5x-29=-33 | | 2v=17.54 | | 7/12=-5/8x | | 2ax+a^2=2a^2-4ax | | 1270.44=2(3.14)r^2+2(3.14)r^2(21.9) | | 3b=16.77 | | 2x+y=875 | | 9=x^4 | | 5x-(x-2)= | | (2x-95)=x | | 2u=15.4 | | s(t)=-4.9t^2+40t | | [-7x-7]=1 | | -28-7x=-4(-7x-7) | | 3x+8y=6y | | H-970=-402 | | 5x-3(-4-x)=-4 | | P+16=9 | | 3(9n^2+4)=243 | | X+5=6y |

Equations solver categories