4n^2-8=-7

Simple and best practice solution for 4n^2-8=-7 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 4n^2-8=-7 equation: 


Simplifying
4n2 + -8 = -7

Reorder the terms:
-8 + 4n2 = -7

Solving
-8 + 4n2 = -7

Solving for variable 'n'.

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

Add '8' to each side of the equation.
-8 + 8 + 4n2 = -7 + 8

Combine like terms: -8 + 8 = 0
0 + 4n2 = -7 + 8
4n2 = -7 + 8

Combine like terms: -7 + 8 = 1
4n2 = 1

Divide each side by '4'.
n2 = 0.25

Simplifying
n2 = 0.25

Take the square root of each side:
n = {-0.5, 0.5}

See similar equations:

| 2p^2-11p-103=2 | | x(x-8)(2x-1)=0 | | 2j=4.4 | | 35+5a=-a+7(8a+5) | | 5(x-3)=-6(4-x) | | 2m+5m=-7 | | a+j=h | | -6k-20=-2k+4(1-3k) | | a+j=hforj | | 0.6x-1.5=3.7x+1.9 | | -x+33=2x+12 | | 12x+7=19x-4 | | v-2.66=15.02 | | 2(x+1)+x=4x | | -20=5(4+b) | | X+25+x=90 | | c+1=19.53 | | 16x+4=15x+12 | | 6x+31=2x+11 | | 4=.25b+.5c | | 8(-3v-4)=-8(3v-1) | | 8(g+5)=56 | | 8(-3v)=-8(3v-1) | | f+4=7 | | (6x+2)-(2x+6)= | | 8s-23=-86+s | | 30=0.9x | | 5x-(4x-3)=5 | | 4L+1S=507 | | L+S=507 | | 28(x-1)=-7(4-x)+21 | | 2x-3+13=180 |

Equations solver categories