3-2x^2=7

Simple and best practice solution for 3-2x^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 3-2x^2=7 equation:


Simplifying
3 + -2x2 = 7

Solving
3 + -2x2 = 7

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + -2x2 = 7 + -3

Combine like terms: 3 + -3 = 0
0 + -2x2 = 7 + -3
-2x2 = 7 + -3

Combine like terms: 7 + -3 = 4
-2x2 = 4

Divide each side by '-2'.
x2 = -2

Simplifying
x2 = -2

Reorder the terms:
2 + x2 = -2 + 2

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

The solution to this equation could not be determined.

See similar equations:

| -4(-x-3)= | | 7+57=q | | 2(5x+3)+11x= | | 7+57= | | 8+10x=-11x | | (7x+4)=(18x-6) | | 2(l+0.2l)=240 | | 2(18)=p | | dx=(x^2-1)*dy | | 16x=25y | | 0.16(y-9)+0.02y=0.06y-0.9 | | 16x+25y=0 | | 7w-2w= | | -3(6p+5)-2(5-17p)=3(9+5p) | | x^2-17=81 | | 5/6-x/18=1/9 | | 7b=3-2b | | 4.71=3.14a(2) | | (-5x)+3x= | | 43+34= | | 2w=40 | | 2x^2+8x+8=8 | | 3x-15=8x+7 | | 16=.25h | | -9-8(1.4H)=-17 | | -2y=3y+5 | | -12=3x+9-6x | | 25-3x=1 | | 2(l+0.4l)=364 | | 56-(3c+4)=4(c+7)+3 | | 0.07y+0.02x=5 | | 9x-12+85=0 |

Equations solver categories