If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 18x2 + 42x + 25 = 0 Reorder the terms: 25 + 42x + 18x2 = 0 Solving 25 + 42x + 18x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 18 the coefficient of the squared term: Divide each side by '18'. 1.388888889 + 2.333333333x + x2 = 0 Move the constant term to the right: Add '-1.388888889' to each side of the equation. 1.388888889 + 2.333333333x + -1.388888889 + x2 = 0 + -1.388888889 Reorder the terms: 1.388888889 + -1.388888889 + 2.333333333x + x2 = 0 + -1.388888889 Combine like terms: 1.388888889 + -1.388888889 = 0.000000000 0.000000000 + 2.333333333x + x2 = 0 + -1.388888889 2.333333333x + x2 = 0 + -1.388888889 Combine like terms: 0 + -1.388888889 = -1.388888889 2.333333333x + x2 = -1.388888889 The x term is 2.333333333x. Take half its coefficient (1.166666667). Square it (1.361111112) and add it to both sides. Add '1.361111112' to each side of the equation. 2.333333333x + 1.361111112 + x2 = -1.388888889 + 1.361111112 Reorder the terms: 1.361111112 + 2.333333333x + x2 = -1.388888889 + 1.361111112 Combine like terms: -1.388888889 + 1.361111112 = -0.027777777 1.361111112 + 2.333333333x + x2 = -0.027777777 Factor a perfect square on the left side: (x + 1.166666667)(x + 1.166666667) = -0.027777777 Can't calculate square root of the right side. The solution to this equation could not be determined.
| d^2+20d+200=289 | | X-13=55 | | 0.5/20=0.025 | | (5x-8)+(8x-32)=64 | | -7n-5n=0 | | 5x+(800-x)=3600 | | 7p+3-8=-5 | | 3(-9x-1)-3x=-4 | | -v+3-3=8 | | 4x+12=4x+4 | | 3k/4-2k/3=1/6 | | x^2-xy=12 | | -v+3-8=-5 | | 3r+2r=15 | | y=.666666667+2 | | y=4cos^2(3x-2) | | p-8+5=-5 | | y=4cos*23x-2 | | x-17=38-33+7 | | 4y-12=5x | | 5(7x+14)=14-(x+2) | | -8b-4b=0 | | 3e=3/4, | | 2x/x-3=-1/x | | 3x-88=180 | | 3r-r=4 | | 8y=2y+4 | | 2y-12=10x | | 3x+88=180 | | 2(4p-7)-12= | | -m-2-8m=-20 | | 5(7x+14)=1.4-(x+2) |