If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying
7x2 + 58 + 16 = 490
Reorder the terms:
58 + 16 + 7x2 = 490
Combine like terms: 58 + 16 = 74
74 + 7x2 = 490
Solving
74 + 7x2 = 490
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-74' to each side of the equation.
74 + -74 + 7x2 = 490 + -74
Combine like terms: 74 + -74 = 0
0 + 7x2 = 490 + -74
7x2 = 490 + -74
Combine like terms: 490 + -74 = 416
7x2 = 416
Divide each side by '7'.
x2 = 59.42857143
Simplifying
x2 = 59.42857143
Take the square root of each side:
x = {-7.708992893, 7.708992893}
| 1.7y-1.02=5.1 | | 2(3powerx-1)=3powerx | | 9log(n+9)-4log(n+9)=7 | | (sin^2)2x=0.5findx | | 10+12x=34+x | | 7-2b=1 | | 3x^2+9=9 | | iz^2+4=0 | | 0.7b-2.0=-2.2 | | 14x+9y=2293 | | -10x-3y=20 | | 6x-24x= | | 5-2i/-3i | | -1=5tx/6 | | 4x+2=2x+48 | | 3+5n=3n-5 | | z-36=-24 | | 0.30n= | | 3x^2+3-36=0 | | 4x-16=-84 | | 20x+100=40x | | 48=z^2+8z | | 18+(3x-9)=3 | | 8v-6v=-14-4 | | e^4x+5=9 | | 3(2-x)=6(x+1) | | 7/11=12/x | | 3b-6=10-2b | | x+2y-3z=-16 | | M=-20+-9x | | 140+n=187 | | 8+4x-3=30 |