If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying (5x + 7) + -1(-3x2) = 0 Reorder the terms: (7 + 5x) + -1(-3x2) = 0 Remove parenthesis around (7 + 5x) 7 + 5x + -1(-3x2) = 0 Remove parenthesis around (-3x2) 7 + 5x + -1 * -3x2 = 0 Multiply -1 * -3 7 + 5x + 3x2 = 0 Solving 7 + 5x + 3x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 3 the coefficient of the squared term: Divide each side by '3'. 2.333333333 + 1.666666667x + x2 = 0 Move the constant term to the right: Add '-2.333333333' to each side of the equation. 2.333333333 + 1.666666667x + -2.333333333 + x2 = 0 + -2.333333333 Reorder the terms: 2.333333333 + -2.333333333 + 1.666666667x + x2 = 0 + -2.333333333 Combine like terms: 2.333333333 + -2.333333333 = 0.000000000 0.000000000 + 1.666666667x + x2 = 0 + -2.333333333 1.666666667x + x2 = 0 + -2.333333333 Combine like terms: 0 + -2.333333333 = -2.333333333 1.666666667x + x2 = -2.333333333 The x term is 1.666666667x. Take half its coefficient (0.8333333335). Square it (0.6944444447) and add it to both sides. Add '0.6944444447' to each side of the equation. 1.666666667x + 0.6944444447 + x2 = -2.333333333 + 0.6944444447 Reorder the terms: 0.6944444447 + 1.666666667x + x2 = -2.333333333 + 0.6944444447 Combine like terms: -2.333333333 + 0.6944444447 = -1.6388888883 0.6944444447 + 1.666666667x + x2 = -1.6388888883 Factor a perfect square on the left side: (x + 0.8333333335)(x + 0.8333333335) = -1.6388888883 Can't calculate square root of the right side. The solution to this equation could not be determined.
| 5-3-1/-3 | | b+9b=20 | | 5x-2-3x=12 | | x+(x-7)=49 | | 12a+18b+3c+5c-6b-6a= | | 3x+7=-47-10x | | 50m=30m+100 | | 1/7y=8 | | 3/-3-1 | | x+3/15=x+1/9 | | 6(2x-1)=-36+6 | | 10+2n= | | -2+13=15x-5-14x | | 5.5=-3+f | | 14-k=12 | | 4(15-2x)+4=34-2x | | 1-ln(x+1)=ln(x+2) | | 5x+4y=150 | | 12-v=2 | | 5(4x-1)-12=5x+13 | | 1-ln(x+2)=ln(x+2) | | 3x=2x+x+12 | | x^2+35x+70=0 | | y=0-8/3 | | x+4=-27 | | 12n-6n-5=1 | | -0.01(5x+4)=0.04-0.0(x+4) | | 3y=0-8/3 | | -1*(-1)*(-1)= | | 4-a=-3(2a+7) | | 4x-x=24 | | -1*(-1)= |