If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying
5x2 + 20 = 85
Reorder the terms:
20 + 5x2 = 85
Solving
20 + 5x2 = 85
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-20' to each side of the equation.
20 + -20 + 5x2 = 85 + -20
Combine like terms: 20 + -20 = 0
0 + 5x2 = 85 + -20
5x2 = 85 + -20
Combine like terms: 85 + -20 = 65
5x2 = 65
Divide each side by '5'.
x2 = 13
Simplifying
x2 = 13
Take the square root of each side:
x = {-3.605551275, 3.605551275}
| -26-5x=-x+46 | | 2-(b/3)=-5/2 | | 5n=40+5 | | -275=21k | | 0=-4+4 | | 11(-3+5)= | | x^2-17x=-16 | | 6p+3+4p=5p+6p+7 | | 2n=7+5 | | -84-7x=-x+28 | | 3(19-3x)=21 | | 10x-20+7x+4=180 | | 18x+24=8x-36 | | 5K+1+72+52=180 | | 9(x-1)-45=-9 | | 16x(9-x)=0 | | 7x+2=-2x-7 | | 3x-34=17+6x | | 4x^2-19x+26=-2x+8 | | (A+7)+30=47 | | 2k+58=180 | | 8x-4=3x+20 | | (A+7)30=47 | | w+17=31-4 | | 5(x-1)=25(x+4) | | -7n=-2n+65 | | 6a=10+2a-7 | | 4x-62=-6x+68 | | 3(2x+1)=3x-8x | | 2x+3x-25=20 | | -y-9=6 | | 4+2x=5x+8 |