If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying
510000000 = 4(3.14) * x2
Multiply 4 * 3.14
510000000 = 12.56x2
Solving
510000000 = 12.56x2
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-12.56x2' to each side of the equation.
510000000 + -12.56x2 = 12.56x2 + -12.56x2
Combine like terms: 12.56x2 + -12.56x2 = 0.00
510000000 + -12.56x2 = 0.00
Add '-510000000' to each side of the equation.
510000000 + -510000000 + -12.56x2 = 0.00 + -510000000
Combine like terms: 510000000 + -510000000 = 0
0 + -12.56x2 = 0.00 + -510000000
-12.56x2 = 0.00 + -510000000
Combine like terms: 0.00 + -510000000 = -510000000
-12.56x2 = -510000000
Divide each side by '-12.56'.
x2 = 40605095.54
Simplifying
x2 = 40605095.54
Take the square root of each side:
x = {-6372.212766379, 6372.212766379}
| 10y^2+17y+3=0 | | 1.5(x+10)=127.5 | | 6y+18=5y+8 | | (5y+6)-(5+4y)=3 | | 13x=8x+5 | | -13x+2=-11x+38 | | x^2+3.1x=0.9 | | 0.25(x-30)=30 | | F+t-5+4=12 | | 0.25(x-30)=15 | | v(w+3)V(w)=2w-1 | | 3(x-2)+5=2(2x+1)-2x | | -7y+8=-8y+3 | | x+32=17 | | 278x=1390 | | 2(x+3)+5(x-2)=x+10 | | c+2c-5c=7 | | 6(-8v)+12=-54 | | 2v+13=29 | | 2x+5=3x-35 | | -8-13y= | | 18x(72+24)= | | (3x-1)=-18+5x | | 5x+20=3x+80 | | -2(x-7)-4-x=8x+32 | | 10x-20=12x+100 | | -6(n-4)=18-8n | | Solvingc^2=8c | | 3t-12=5t+2 | | 5(2-c)+3c=5(c+2)+5 | | 2(6z+3)-7=59 | | 5r=3(7+8r)-2 |