If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying
4s2 + -7 = 0
Reorder the terms:
-7 + 4s2 = 0
Solving
-7 + 4s2 = 0
Solving for variable 's'.
Move all terms containing s to the left, all other terms to the right.
Add '7' to each side of the equation.
-7 + 7 + 4s2 = 0 + 7
Combine like terms: -7 + 7 = 0
0 + 4s2 = 0 + 7
4s2 = 0 + 7
Combine like terms: 0 + 7 = 7
4s2 = 7
Divide each side by '4'.
s2 = 1.75
Simplifying
s2 = 1.75
Take the square root of each side:
s = {-1.322875656, 1.322875656}
| 3x+28+x=180 | | 9n^2-5n-9=0 | | X^4+6=X+3 | | 2/5x^-4/5 | | 3(x-2)(x+5)=3(x+1)(x-1)+3 | | Q^2+10q+21=0 | | 3j^2+6j+2=0 | | 12x+4y-3x+6y= | | lny=x^2+c | | (e^1/x)(x-1)/x | | 7x-4=4x-11 | | 2k^2-8k+7=0 | | 4(x-2)+6(x+2)= | | 3x-2.6=x+2.2 | | 5.1x+1=2.1x+13 | | x-26=3/8 | | 2x+x=3630 | | (5-sqrt(2))/sqrt(3) | | 2w^2-1=0 | | 4/5x-7=5 | | -7/12x=42 | | 2/7x-4=10 | | 250(2+x)=3 | | 3ln(x-4)=-6 | | x*4+3=x+3 | | x*4+3=x+5 | | 6h^2+18=42 | | X+64+x=180 | | -3-6t+2t^2=0 | | x^2+3xy+4y^2=23 | | -x+63(4/9)=7 | | 252/7 |