2x^2-7=-57

Simple and best practice solution for 2x^2-7=-57 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 2x^2-7=-57 equation:


Simplifying
2x2 + -7 = -57

Reorder the terms:
-7 + 2x2 = -57

Solving
-7 + 2x2 = -57

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 7 + 2x2 = -57 + 7

Combine like terms: -7 + 7 = 0
0 + 2x2 = -57 + 7
2x2 = -57 + 7

Combine like terms: -57 + 7 = -50
2x2 = -50

Divide each side by '2'.
x2 = -25

Simplifying
x2 = -25

Reorder the terms:
25 + x2 = -25 + 25

Combine like terms: -25 + 25 = 0
25 + x2 = 0

The solution to this equation could not be determined.

See similar equations:

| 6y+59+7x=360 | | 3-(6x-18)=7(x-3) | | 16-(x+8)=4x-2 | | 7/10x25 | | 3x^2+4=247 | | b=gs | | 46x+22(415-x)=13066 | | x(x+3)=(x+5)(x+2) | | (5/8)*p-2*(1/2) | | 6(x-7)+14=4(x-6) | | -2(4+5x)+4=3-(2+5x) | | (1/4x^2)-2x-2.75=0 | | 4(3+4x)-5=23 | | (x)*(x+8)*(x-2)=96 | | 1/4x^2-2x-2.75=0 | | 3x=2400 | | 70-30=10+x | | 4(5x-4)+11=-2 | | 0.3x-0.6x-2=1 | | 10+.25x=35 | | v-1.4=3.6(-v+2.8) | | (X-3)^2/3=49 | | 12.50+30x=15.00 | | 7y-72+8x=360 | | -8-7=5n-4(3+n) | | 7y-72+8x=30 | | J=4k | | 5x+5(.4+x)=17 | | -5+7=6t-5(t-9) | | 5.5x+20=1+6x | | 22-v=12 | | 9.6x+7.4=6.1 |

Equations solver categories