49x^2-7=-3

Simple and best practice solution for 49x^2-7=-3 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 49x^2-7=-3 equation:


Simplifying
49x2 + -7 = -3

Reorder the terms:
-7 + 49x2 = -3

Solving
-7 + 49x2 = -3

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 + 49x2 = -3 + 7

Combine like terms: -7 + 7 = 0
0 + 49x2 = -3 + 7
49x2 = -3 + 7

Combine like terms: -3 + 7 = 4
49x2 = 4

Divide each side by '49'.
x2 = 0.08163265306

Simplifying
x2 = 0.08163265306

Take the square root of each side:
x = {-0.285714286, 0.285714286}

See similar equations:

| (4x+2)+(7x+3)=71 | | D=-8+2 | | -7=3(x-7)+2x+1 | | 90/y=48/32 | | 9/10=8/a+6 | | 47=3y-10 | | 3x+9(11x-2)=594 | | N=-4+31 | | (n*n)+2n-15=0 | | 3/8=2/v | | (2y+8)+(10y+4)=72 | | 2p+8p-8+p= | | 22/n=6/9 | | x^2=3x/5 | | x^3+6x^2+16x-96=0 | | 8x^2+6=-26 | | 11x+12=13x-8 | | 4(8y-3)+2(10+y)=314 | | 2k-7k= | | 12a=3a+27 | | x-5/6=0 | | (8y+3)+(4y+9)=144 | | 81x^2+8=12 | | 5/9(41-32 | | 11(x-7/2)^2-20=101 | | 8y+4(9y-5)=420 | | 8.6x-13.3=3.9 | | 15/w=5/6 | | (1/3x)^4 | | 5/6-0=X | | 10y+3(9y-7)=386 | | c-7+2c=12-4c+2 |

Equations solver categories