20x^2+140=0

Simple and best practice solution for 20x^2+140=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 20x^2+140=0 equation:


Simplifying
20x2 + 140 = 0

Reorder the terms:
140 + 20x2 = 0

Solving
140 + 20x2 = 0

Solving for variable 'x'.

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

Add '-140' to each side of the equation.
140 + -140 + 20x2 = 0 + -140

Combine like terms: 140 + -140 = 0
0 + 20x2 = 0 + -140
20x2 = 0 + -140

Combine like terms: 0 + -140 = -140
20x2 = -140

Divide each side by '20'.
x2 = -7

Simplifying
x2 = -7

Reorder the terms:
7 + x2 = -7 + 7

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

The solution to this equation could not be determined.

See similar equations:

| 5.50x+9.50y=3200 | | 2y+34+74=180 | | 3y^3+y^2-3=0 | | 5b+6-6b+12=19 | | 346y=3465 | | 10.99x+5.99=38.96 | | -17x+1=169 | | 1/2x-6=y | | Y-5x=22 | | 7(g-2)=5+12x | | 2s+10=s+2 | | p+7-5=-1013p | | 2r+6=2r-24 | | 4x+15=-2x-19 | | 45+30x=85+20x | | X^2-6x+8y+25=0 | | 2.5x+.25=1.25 | | 35/40=7/x | | 7-14b=67 | | 8*(10+3)=(8*10)+8*y | | (2x+9)+(27-4x)=180 | | 0=lnx+5-x | | X+12=96 | | 7x-14=2x+6 | | ²/³d=5 | | -5=5d+20 | | s/8=17/4 | | Y=180(1350)-90 | | y=174(1.028) | | 9x-63+5x+7=180 | | 7b-9=-114 | | -4x-16=5x-7 |

Equations solver categories