-5x^2+7=-38

Simple and best practice solution for -5x^2+7=-38 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 -5x^2+7=-38 equation: 


Simplifying
-5x2 + 7 = -38

Reorder the terms:
7 + -5x2 = -38

Solving
7 + -5x2 = -38

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 + -5x2 = -38 + -7

Combine like terms: 7 + -7 = 0
0 + -5x2 = -38 + -7
-5x2 = -38 + -7

Combine like terms: -38 + -7 = -45
-5x2 = -45

Divide each side by '-5'.
x2 = 9

Simplifying
x2 = 9

Take the square root of each side:
x = {-3, 3}

See similar equations:

| ln(x-3)+ln(x+3)=0 | | 8x+11=7x-19 | | 33b^2-117b-60= | | -5x+8=3x-88 | | 7+8s-4=7s+9-2s | | -3+4x+4=5+x-10 | | 4+n-9+1+2n=12 | | 3(4-3x)=-24 | | 3a+7=8 | | 12=3Z*9 | | x+4=-20+7x | | 6-2p=p+9 | | 91+17x-4x=-15 | | 20x^3+33x^2=7x | | 3x^2+4=6x | | 3(x+2)=6x+2 | | 9-7.5y+2y=5 | | 2(1.5(14)+3)=3.5(14)-1 | | -3.5x-19.5+9.8=10.74 | | 4x-1=6x+2 | | x-5=5x-49 | | 16(t-4)+5t=7(3t+3)-10 | | w/4+10=20 | | -7x+3-2x=21 | | 6x^3-8x=0 | | 5m^2+16m+15= | | 8m^2-42m+49=0 | | 17=3g+9-g | | 6x+7=y | | -7x+9-4x=-35 | | 9x^2+64x+7= | | -3.2w-2=4.5 |

Equations solver categories