4x^2-28+49=0

Simple and best practice solution for 4x^2-28+49=0 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 4x^2-28+49=0 equation:


Simplifying
4x2 + -28 + 49 = 0

Reorder the terms:
-28 + 49 + 4x2 = 0

Combine like terms: -28 + 49 = 21
21 + 4x2 = 0

Solving
21 + 4x2 = 0

Solving for variable 'x'.

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

Add '-21' to each side of the equation.
21 + -21 + 4x2 = 0 + -21

Combine like terms: 21 + -21 = 0
0 + 4x2 = 0 + -21
4x2 = 0 + -21

Combine like terms: 0 + -21 = -21
4x2 = -21

Divide each side by '4'.
x2 = -5.25

Simplifying
x2 = -5.25

Reorder the terms:
5.25 + x2 = -5.25 + 5.25

Combine like terms: -5.25 + 5.25 = 0.00
5.25 + x2 = 0.00

The solution to this equation could not be determined.

See similar equations:

| 0.4r-1.2=0.3r | | 2y^2-12-6y=y^2-2y | | 3x^2-8x+8=0 | | 12(t-2)+6t=6(3t+4)-9 | | 15-26=6+178 | | 7x+7=21 | | -(6y+4)-(-5y-6)=0 | | 7x+7=49 | | -(7y+4)-(-6y-6)=-3 | | 15-26+6=178 | | 2x+x-4x=1 | | 0=-10Y-30+16x | | -5+7n=9n+11 | | 3c^2+16c+5= | | 3(x-33)=5+x | | 3x-33=5+x | | -(7y+2)-(-6y-8)=6 | | 5*a-5=40 | | 0.8w-0.4w+0.1w=3 | | s^2=40-3s | | 15x^2-46x+15=0 | | 4(4x-1)=2(8x+4) | | 12=10a+5b | | 5x-7(-0.5)=6 | | y=-(1.2+1.4y) | | -4(2p+4)-43=5(4p+5) | | 5x-7y=6 | | 5a-4(3a+7)=-21 | | 2x+3(3)=4x+5(3)-6 | | -88+3y+2=4(3y-4)-7 | | 6x+7=2x+15 | | 3+-1y-5y=7(3+-1y)+2y-21 |

Equations solver categories