If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying
400 = 10x(5x)
Remove parenthesis around (5x)
400 = 10x * 5x
Reorder the terms for easier multiplication:
400 = 10 * 5x * x
Multiply 10 * 5
400 = 50x * x
Multiply x * x
400 = 50x2
Solving
400 = 50x2
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-50x2' to each side of the equation.
400 + -50x2 = 50x2 + -50x2
Combine like terms: 50x2 + -50x2 = 0
400 + -50x2 = 0
Add '-400' to each side of the equation.
400 + -400 + -50x2 = 0 + -400
Combine like terms: 400 + -400 = 0
0 + -50x2 = 0 + -400
-50x2 = 0 + -400
Combine like terms: 0 + -400 = -400
-50x2 = -400
Divide each side by '-50'.
x2 = 8
Simplifying
x2 = 8
Take the square root of each side:
x = {-2.828427125, 2.828427125}
| -18=6+3x | | y-30=10(x-1) | | t^2-t-216=0 | | (3x+7)+(-4x+4)= | | 16k-13k=-9 | | 4-3(x+6)=26 | | Y+16=-7 | | 0=-8x+5y-15 | | x^2+9x=180 | | -6(x+5)=-30-6x | | 4+6x=-y | | -4a+32+6a=3a-9a | | X-27=-22 | | -9=4x+8 | | -18-18v=-16v | | s=-16t^2+32t+48 | | 15*22= | | 660=2(3.14)(50)+2x | | X-1=2-(3-5x) | | y-80=10(x-6) | | 3(v-9)=15 | | 8-3x+9=11 | | 660=2(3.13)(50)+2x | | 7x-5y-x-5y= | | 7y^8*3w^5y^3-2w= | | 8+4x=4(x-1) | | -11q--5q=-18 | | 4(2a+5)-70=-2a | | -21+9t=3t-21+6t | | 9a=2-8 | | -2x+9=3+46x | | Y-27=-23 |