If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying -12a2 + -28 = 5a Reorder the terms: -28 + -12a2 = 5a Solving -28 + -12a2 = 5a Solving for variable 'a'. Reorder the terms: -28 + -5a + -12a2 = 5a + -5a Combine like terms: 5a + -5a = 0 -28 + -5a + -12a2 = 0 Factor out the Greatest Common Factor (GCF), '-1'. -1(28 + 5a + 12a2) = 0 Ignore the factor -1.Subproblem 1
Set the factor '(28 + 5a + 12a2)' equal to zero and attempt to solve: Simplifying 28 + 5a + 12a2 = 0 Solving 28 + 5a + 12a2 = 0 Begin completing the square. Divide all terms by 12 the coefficient of the squared term: Divide each side by '12'. 2.333333333 + 0.4166666667a + a2 = 0 Move the constant term to the right: Add '-2.333333333' to each side of the equation. 2.333333333 + 0.4166666667a + -2.333333333 + a2 = 0 + -2.333333333 Reorder the terms: 2.333333333 + -2.333333333 + 0.4166666667a + a2 = 0 + -2.333333333 Combine like terms: 2.333333333 + -2.333333333 = 0.000000000 0.000000000 + 0.4166666667a + a2 = 0 + -2.333333333 0.4166666667a + a2 = 0 + -2.333333333 Combine like terms: 0 + -2.333333333 = -2.333333333 0.4166666667a + a2 = -2.333333333 The a term is 0.4166666667a. Take half its coefficient (0.2083333334). Square it (0.04340277781) and add it to both sides. Add '0.04340277781' to each side of the equation. 0.4166666667a + 0.04340277781 + a2 = -2.333333333 + 0.04340277781 Reorder the terms: 0.04340277781 + 0.4166666667a + a2 = -2.333333333 + 0.04340277781 Combine like terms: -2.333333333 + 0.04340277781 = -2.28993055519 0.04340277781 + 0.4166666667a + a2 = -2.28993055519 Factor a perfect square on the left side: (a + 0.2083333334)(a + 0.2083333334) = -2.28993055519 Can't calculate square root of the right side. The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.
| Sin(x)/7x | | 5x+3whenx=2 | | 3-n=12 | | -12a^2-28=0 | | 18x+26=80 | | 10x-4=2x-20 | | 8x=72+3y | | 3x-4/9+x=3x+4/3+4 | | n+2n+(2n-6)= | | 25=(n-2)180 | | q/5=48 | | f(x)=8-4x^2 | | 4/7t=4 | | x=13+9 | | 2x=182-1y | | 3x+11=-24-2x | | 9n-2=6n+25 | | 2y^3-11y^2+12y=0 | | 1.2/x=1 | | -2+6(-2n+1)=-6(4n-6)-7 | | -20x^2-3x+35=0 | | 21y+5=17 | | 120=10t+16t^2 | | (-4x+5)(5x+7)=0 | | (-4x+5)(-5x+7)=0 | | x+(x+3)=29 | | 340=.75b+.40b | | 5m^2+9m-126=0 | | 2x+5+3x-10=5x+30+5x-10 | | 23=5k/11-7t | | x+76=196 | | -3x-12y=-9 |