If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 3r2 + -4r + 7 + -1(8r + -4r2 + 2) = 0 Reorder the terms: 3r2 + -4r + 7 + -1(2 + 8r + -4r2) = 0 3r2 + -4r + 7 + (2 * -1 + 8r * -1 + -4r2 * -1) = 0 3r2 + -4r + 7 + (-2 + -8r + 4r2) = 0 Reorder the terms: 7 + -2 + -4r + -8r + 3r2 + 4r2 = 0 Combine like terms: 7 + -2 = 5 5 + -4r + -8r + 3r2 + 4r2 = 0 Combine like terms: -4r + -8r = -12r 5 + -12r + 3r2 + 4r2 = 0 Combine like terms: 3r2 + 4r2 = 7r2 5 + -12r + 7r2 = 0 Solving 5 + -12r + 7r2 = 0 Solving for variable 'r'. Factor a trinomial. (5 + -7r)(1 + -1r) = 0Subproblem 1
Set the factor '(5 + -7r)' equal to zero and attempt to solve: Simplifying 5 + -7r = 0 Solving 5 + -7r = 0 Move all terms containing r to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -7r = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -7r = 0 + -5 -7r = 0 + -5 Combine like terms: 0 + -5 = -5 -7r = -5 Divide each side by '-7'. r = 0.7142857143 Simplifying r = 0.7142857143Subproblem 2
Set the factor '(1 + -1r)' equal to zero and attempt to solve: Simplifying 1 + -1r = 0 Solving 1 + -1r = 0 Move all terms containing r to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -1r = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1r = 0 + -1 -1r = 0 + -1 Combine like terms: 0 + -1 = -1 -1r = -1 Divide each side by '-1'. r = 1 Simplifying r = 1Solution
r = {0.7142857143, 1}
| x^8+18x+17= | | .15x-1=14x | | t^2+15=0 | | 64-100x^2= | | 3a^2+16a+5= | | 4(x+2)+3(x+5)=72 | | -29-6y+17=-28y+32+11y | | x^2-3x+10=0 | | 5x+20=5x+40 | | y(x+6)-9(x+6)= | | -7(y-9)-3y=-47 | | 121X^4-100X^2=0 | | -42-4y+18=-23y+119+8y | | x^2-6x=5 | | x^2-3x+4=0 | | 4t-8=5(t+4) | | m+32=-2 | | 3x^4-8x^2+18=0 | | 2x^2+7x=15 | | 3x^4-18x^2+18=0 | | -11=-4+x | | 15x-1=14x | | 28=x+29 | | 2y-5=x-3 | | 2=x+29 | | -1.9j+2.7=-8.6 | | 10x^2y^2-85xy^2-210y^2= | | 2x^2+7x-15=0 | | x^2-18x=0 | | -4(x+3)+8x=8 | | 3x^3+x^2+36x+12= | | -19+k=-2 |