If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Simplifying -5x^{2}+ 80 = 0 Reorder the terms: 80 + -5x^{2}= 0 Solving 80 + -5x^{2}= 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-80' to each side of the equation. 80 + -80 + -5x^{2}= 0 + -80 Combine like terms: 80 + -80 = 0 0 + -5x^{2}= 0 + -80 -5x^{2}= 0 + -80 Combine like terms: 0 + -80 = -80 -5x^{2}= -80 Divide each side by '-5'. x^{2}= 16 Simplifying x^{2}= 16 Take the square root of each side: x = {-4, 4}

| -2=3x+5 | | 2(4x+1)=18 | | 3y-8=5y+4 | | -2x-3=13 | | 16+x=8-2x | | 2x+1.5=0 | | 8x+7z=2+7y | | 8x-8+3x=64+3x | | 2t^2+3t-2= | | 3x^2-8x=10 | | 3m+16=49 | | 10t-10=7t-1 | | -x+3y=-9 | | 8=2(x-1) | | 7x^2+x=0 | | b^2-7b+12= | | 7b-4+3b-6=50 | | 4(5+x)=x+5 | | 7-4w=10w | | 5.3y-7=2.3y+5 | | 3e+6=27 | | 24=-v^3 | | 9g=-36 | | b^2-2b-35=0 | | 45+3n=-45 | | -4y^2-7y=-10 | | k-11=-7 | | 100-6x=64 | | 9x+y=9 | | 25+2y=35 | | 2y^2-y-.5=0 | | k^2-8k=0 | | 100-6x= | | 5r^2-55r+150=0 | | 3.59+1.29x=10.04 | | 3.59+1.29=10.04 | | y=8x-16 | | 3(x-1)=2(x-2) | | 3x+9=6x-18 | | z^2-18z+81=0 | | 1=4.5-2p+3.3333333p | | 8n(6n-9)=0 | | x+x+3+9=22 | | (x+7)(2x+3)=0 | | y+7=-2 | | x^2+20=4 | | 5x+1=3x-7 | | 3=5(1)-2 | | -2x+.4=3.2-.6x | | 5(t-5)=7(17-t) | | X^3+3x^2-70x=0 | | -7-8=-7X+13 | | 2(1-3x)=2x-4 | | c^2-2c=24+3c | | y=x^4y^7-x^9y^2 | | 4(x+9)=48 | | x^5+4x^4+4x^3= | | 4+8x=32 | | 2X-(3-X)=6+8X | | 3k-2y=-r | | 12x+45x=20 | | 6=3x+1 | | -x+y=z | | M-3k=p | | 2w^2-w-3= |

- Equations solver - equations involving one unknown
- Quadratic equations solver
- Percentage Calculator - Step by step
- Derivative calculator - step by step
- Graphs of functions
- Factorization
- Greatest Common Factor
- Least Common Multiple
- System of equations - step by step solver
- Fractions calculator - step by step
- Theory in mathematics
- Roman numerals conversion
- Tip calculator
- Numbers as decimals, fractions, percentages
- More or less than - questions