4=x^2+7

Simple and best practice solution for 4=x^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 4=x^2+7 equation:


Simplifying
4 = x2 + 7

Reorder the terms:
4 = 7 + x2

Solving
4 = 7 + x2

Solving for variable 'x'.

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

Add '-1x2' to each side of the equation.
4 + -1x2 = 7 + x2 + -1x2

Combine like terms: x2 + -1x2 = 0
4 + -1x2 = 7 + 0
4 + -1x2 = 7

Add '-4' to each side of the equation.
4 + -4 + -1x2 = 7 + -4

Combine like terms: 4 + -4 = 0
0 + -1x2 = 7 + -4
-1x2 = 7 + -4

Combine like terms: 7 + -4 = 3
-1x2 = 3

Divide each side by '-1'.
x2 = -3

Simplifying
x2 = -3

Reorder the terms:
3 + x2 = -3 + 3

Combine like terms: -3 + 3 = 0
3 + x2 = 0

The solution to this equation could not be determined.

See similar equations:

| 0.13=60,879x+0.0081 | | y=(x-9)(x+2) | | 0,13=60,879x+0.0081 | | 2(3x-1)-(x-4)=7 | | -4x+3/2x=7g2x | | 0,13=60,879x+0,0081 | | 2+(p-4)=5p-(10+2p) | | -7.5=y/2.22-1.5 | | 2x-1=6x+5 | | 4x-(x-1)=2(x+3) | | -1x=4-5x | | c=3y | | x^2-2x-2x-4=16 | | 4x+9-12x=0 | | -(a-3)=4 | | x/2-x/3+1=1:6(x+6) | | y=x^6-81 | | 2x22/7x3/4 | | 5m=2-3(m-2) | | -4.4y-1.3=-5.1y-5.08 | | X^2-72-x=0 | | -144/12 | | 5m=2-3(x-2) | | -16x-16= | | c+1/2=c/3 | | -9(x-2)=0 | | 16xy-17xy= | | m/2-18=-16 | | 2(5y-3)=4 | | 9n^4-37n^2+4=0 | | 1,1-0,1x=0,3x+0,8 | | 12x^2-71-6=0 |

Equations solver categories