a+9=x^2-4

Simple and best practice solution for a+9=x^2-4 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 a+9=x^2-4 equation: 


Simplifying
a + 9 = x2 + -4

Reorder the terms:
9 + a = x2 + -4

Reorder the terms:
9 + a = -4 + x2

Solving
9 + a = -4 + x2

Solving for variable 'a'.

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

Add '-9' to each side of the equation.
9 + -9 + a = -4 + -9 + x2

Combine like terms: 9 + -9 = 0
0 + a = -4 + -9 + x2
a = -4 + -9 + x2

Combine like terms: -4 + -9 = -13
a = -13 + x2

Simplifying
a = -13 + x2

See similar equations:

| 10n^2+16n=0 | | a/4-5/6=(-1/2) | | 5-4x=10+x | | 6/7=z-5 | | 40-2x+x+60+x= | | 3.2s-5=5-1.8a | | V-(0.65+5.74)=8.53 | | 7y=3(y-4) | | 696=4(x+18) | | 3x+6+sinx=0 | | 2m^2+10=2m^2 | | (-9x+6)-(3x+5)= | | 3x+6+cost=0 | | 54x^2+45x^1=54 | | z-5z+4=0 | | -2x+(-10)=4 | | (1/54x^2)-(1/45x)=54 | | .5+1=7+4.5s | | 3c^3+7c^2=0 | | -9x+6-3x+5= | | y-(-8)=3/4(x-1) | | 2a=346 | | y+0.4=z | | 3(x-3)+2(2x+1)=42 | | 20+ln*5=2*ln*x | | 12=mn | | H-47=-42 | | Y+0.4a=2 | | (x-4)-3x=4 | | 10=9x+15 | | 150+12x=15x | | 8-2(y+1)=-3y |

Equations solver categories