-x^2+2=7

Simple and best practice solution for -x^2+2=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 -x^2+2=7 equation:


Simplifying
-1x2 + 2 = 7

Reorder the terms:
2 + -1x2 = 7

Solving
2 + -1x2 = 7

Solving for variable 'x'.

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

Add '-2' to each side of the equation.
2 + -2 + -1x2 = 7 + -2

Combine like terms: 2 + -2 = 0
0 + -1x2 = 7 + -2
-1x2 = 7 + -2

Combine like terms: 7 + -2 = 5
-1x2 = 5

Divide each side by '-1'.
x2 = -5

Simplifying
x2 = -5

Reorder the terms:
5 + x2 = -5 + 5

Combine like terms: -5 + 5 = 0
5 + x2 = 0

The solution to this equation could not be determined.

See similar equations:

| 5(1-7x)-2=-3-9(x+8) | | 3*1-2+3=7*1-3 | | 1+(-0.5)=y | | 8x-75=5 | | 3x-2+3=7x-3 | | 17x+10=53 | | 4y^2-16x^2+8y-32x=76 | | 2.2-3/4 | | 11x+43=65 | | 2.5x=7.5 | | 1/230*0.60 | | 9x+44=71 | | 3R/4=27 | | -15(s-3)=150 | | x+(x-1)=11 | | x+(x-2)=11 | | 5/7p-2/7+12=6 | | x/3=14 | | 3/4x=5/2 | | 7(6x-5)-4=42x-39 | | x/2=23 | | 2(2x+1)=4x-7x | | 58.00+x=63.30 | | 6z+8=9z-4z | | 3x+5y = 7 | | 9x+9y=7 | | 9x+9y = 7 | | 4(x+4)=48 | | 2(1-4r)-12r=-7(3r-1)+9 | | (1-4r)-12r=-7(3r-1)+9 | | 15x-11x=-3 | | 8(y-7)=-4/5y |

Equations solver categories