If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying -2.9x2 + -7.6x + 1.9 = 3.5 Reorder the terms: 1.9 + -7.6x + -2.9x2 = 3.5 Solving 1.9 + -7.6x + -2.9x2 = 3.5 Solving for variable 'x'. Reorder the terms: 1.9 + -3.5 + -7.6x + -2.9x2 = 3.5 + -3.5 Combine like terms: 1.9 + -3.5 = -1.6 -1.6 + -7.6x + -2.9x2 = 3.5 + -3.5 Combine like terms: 3.5 + -3.5 = 0.0 -1.6 + -7.6x + -2.9x2 = 0.0 Begin completing the square. Divide all terms by -2.9 the coefficient of the squared term: Divide each side by '-2.9'. 0.5517241379 + 2.620689655x + x2 = 0 Move the constant term to the right: Add '-0.5517241379' to each side of the equation. 0.5517241379 + 2.620689655x + -0.5517241379 + x2 = 0 + -0.5517241379 Reorder the terms: 0.5517241379 + -0.5517241379 + 2.620689655x + x2 = 0 + -0.5517241379 Combine like terms: 0.5517241379 + -0.5517241379 = 0.0000000000 0.0000000000 + 2.620689655x + x2 = 0 + -0.5517241379 2.620689655x + x2 = 0 + -0.5517241379 Combine like terms: 0 + -0.5517241379 = -0.5517241379 2.620689655x + x2 = -0.5517241379 The x term is 2.620689655x. Take half its coefficient (1.310344828). Square it (1.717003568) and add it to both sides. Add '1.717003568' to each side of the equation. 2.620689655x + 1.717003568 + x2 = -0.5517241379 + 1.717003568 Reorder the terms: 1.717003568 + 2.620689655x + x2 = -0.5517241379 + 1.717003568 Combine like terms: -0.5517241379 + 1.717003568 = 1.1652794301 1.717003568 + 2.620689655x + x2 = 1.1652794301 Factor a perfect square on the left side: (x + 1.310344828)(x + 1.310344828) = 1.1652794301 Calculate the square root of the right side: 1.079481093 Break this problem into two subproblems by setting (x + 1.310344828) equal to 1.079481093 and -1.079481093.Subproblem 1
x + 1.310344828 = 1.079481093 Simplifying x + 1.310344828 = 1.079481093 Reorder the terms: 1.310344828 + x = 1.079481093 Solving 1.310344828 + x = 1.079481093 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1.310344828' to each side of the equation. 1.310344828 + -1.310344828 + x = 1.079481093 + -1.310344828 Combine like terms: 1.310344828 + -1.310344828 = 0.000000000 0.000000000 + x = 1.079481093 + -1.310344828 x = 1.079481093 + -1.310344828 Combine like terms: 1.079481093 + -1.310344828 = -0.230863735 x = -0.230863735 Simplifying x = -0.230863735Subproblem 2
x + 1.310344828 = -1.079481093 Simplifying x + 1.310344828 = -1.079481093 Reorder the terms: 1.310344828 + x = -1.079481093 Solving 1.310344828 + x = -1.079481093 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1.310344828' to each side of the equation. 1.310344828 + -1.310344828 + x = -1.079481093 + -1.310344828 Combine like terms: 1.310344828 + -1.310344828 = 0.000000000 0.000000000 + x = -1.079481093 + -1.310344828 x = -1.079481093 + -1.310344828 Combine like terms: -1.079481093 + -1.310344828 = -2.389825921 x = -2.389825921 Simplifying x = -2.389825921Solution
The solution to the problem is based on the solutions from the subproblems. x = {-0.230863735, -2.389825921}
| =10-x+5x-12-3x | | .75x-13=29 | | 3x-x^2=270 | | 4(X-1)+3=23 | | 0.5b+4=2(k-2) | | (85-16.50)=35x | | 115=40h+35 | | (4m+6)-12(m-3)+(m+2)=-7m+44 | | 2(3x+4)=4x+12Y | | (14x)(x-y)+(x-y)=0 | | 14+e=20+1.50e | | 414=6(8v+5) | | 10(z+4)-2(z-4)=4(z-1)+3(z-4) | | 6qr= | | 7.45x-8.81=5.26+9.47x | | 9x+6ay=10 | | 2x-1(3)=3x-2(2) | | 72-8c=12c-12-4c | | 81+12m=261 | | (x+3)2+3(x+3)+2=0 | | X=7+10 | | 4x-8=20+4 | | 61+70+x=180 | | 3n+10=-11 | | .25-n=.33+n | | 3v+5v=-(6+3v)-2(-6v-4) | | 7x^2-16x+15= | | 12.67+42.35x=5.34x+36.58 | | 8k=52 | | 3x(3w-4)=-20 | | 27n-54=189 | | 12k-3=-147 |