If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 49x2 + -69x + 20 = 7x2 + -8 Reorder the terms: 20 + -69x + 49x2 = 7x2 + -8 Reorder the terms: 20 + -69x + 49x2 = -8 + 7x2 Solving 20 + -69x + 49x2 = -8 + 7x2 Solving for variable 'x'. Reorder the terms: 20 + 8 + -69x + 49x2 + -7x2 = -8 + 7x2 + 8 + -7x2 Combine like terms: 20 + 8 = 28 28 + -69x + 49x2 + -7x2 = -8 + 7x2 + 8 + -7x2 Combine like terms: 49x2 + -7x2 = 42x2 28 + -69x + 42x2 = -8 + 7x2 + 8 + -7x2 Reorder the terms: 28 + -69x + 42x2 = -8 + 8 + 7x2 + -7x2 Combine like terms: -8 + 8 = 0 28 + -69x + 42x2 = 0 + 7x2 + -7x2 28 + -69x + 42x2 = 7x2 + -7x2 Combine like terms: 7x2 + -7x2 = 0 28 + -69x + 42x2 = 0 Begin completing the square. Divide all terms by 42 the coefficient of the squared term: Divide each side by '42'. 0.6666666667 + -1.642857143x + x2 = 0 Move the constant term to the right: Add '-0.6666666667' to each side of the equation. 0.6666666667 + -1.642857143x + -0.6666666667 + x2 = 0 + -0.6666666667 Reorder the terms: 0.6666666667 + -0.6666666667 + -1.642857143x + x2 = 0 + -0.6666666667 Combine like terms: 0.6666666667 + -0.6666666667 = 0.0000000000 0.0000000000 + -1.642857143x + x2 = 0 + -0.6666666667 -1.642857143x + x2 = 0 + -0.6666666667 Combine like terms: 0 + -0.6666666667 = -0.6666666667 -1.642857143x + x2 = -0.6666666667 The x term is -1.642857143x. Take half its coefficient (-0.8214285715). Square it (0.6747448981) and add it to both sides. Add '0.6747448981' to each side of the equation. -1.642857143x + 0.6747448981 + x2 = -0.6666666667 + 0.6747448981 Reorder the terms: 0.6747448981 + -1.642857143x + x2 = -0.6666666667 + 0.6747448981 Combine like terms: -0.6666666667 + 0.6747448981 = 0.0080782314 0.6747448981 + -1.642857143x + x2 = 0.0080782314 Factor a perfect square on the left side: (x + -0.8214285715)(x + -0.8214285715) = 0.0080782314 Calculate the square root of the right side: 0.089878982 Break this problem into two subproblems by setting (x + -0.8214285715) equal to 0.089878982 and -0.089878982.Subproblem 1
x + -0.8214285715 = 0.089878982 Simplifying x + -0.8214285715 = 0.089878982 Reorder the terms: -0.8214285715 + x = 0.089878982 Solving -0.8214285715 + x = 0.089878982 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.8214285715' to each side of the equation. -0.8214285715 + 0.8214285715 + x = 0.089878982 + 0.8214285715 Combine like terms: -0.8214285715 + 0.8214285715 = 0.0000000000 0.0000000000 + x = 0.089878982 + 0.8214285715 x = 0.089878982 + 0.8214285715 Combine like terms: 0.089878982 + 0.8214285715 = 0.9113075535 x = 0.9113075535 Simplifying x = 0.9113075535Subproblem 2
x + -0.8214285715 = -0.089878982 Simplifying x + -0.8214285715 = -0.089878982 Reorder the terms: -0.8214285715 + x = -0.089878982 Solving -0.8214285715 + x = -0.089878982 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.8214285715' to each side of the equation. -0.8214285715 + 0.8214285715 + x = -0.089878982 + 0.8214285715 Combine like terms: -0.8214285715 + 0.8214285715 = 0.0000000000 0.0000000000 + x = -0.089878982 + 0.8214285715 x = -0.089878982 + 0.8214285715 Combine like terms: -0.089878982 + 0.8214285715 = 0.7315495895 x = 0.7315495895 Simplifying x = 0.7315495895Solution
The solution to the problem is based on the solutions from the subproblems. x = {0.9113075535, 0.7315495895}
| 3y^2=15y | | 81x^2+4y^2=324 | | (X+18)+(x-20)=90 | | 4x+2x-1=5x | | 8x+28=3x+5 | | 6x^2-4x-5=0 | | 3x+1=2(2-x) | | t^2-t=20 | | 8x+28=2x+5 | | X-18+x-20=90 | | (x-2)-2(x+4)=3(2x-3) | | 5y^2-y+9=0 | | 180=15w | | y+2y+3y=24 | | 3x^2+7x-8= | | 3x+5=35-3x | | 180=w+15 | | 6x+18=9x | | (3x)+(x+20)+(2x+10)=90 | | 1-2(x+1)=4 | | 7n-6=4n-30 | | x^3-5x^2-24=0 | | 8x-3=4(2x+-3) | | (2y+7)(2y+7)=49 | | -(2z+2)+3(2z+4)-2z= | | 3+y+2y+y(2)+5+y= | | 3x^2-7xy+4y^2=0 | | x(x-11)+28=0 | | -3=2-.25k | | x^2-10+50=0 | | 4(3-3x)(8-2x^2)=0 | | (a-15)(2a+3)=0 |