If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 30 = -16t2 + 55t + 4 Reorder the terms: 30 = 4 + 55t + -16t2 Solving 30 = 4 + 55t + -16t2 Solving for variable 't'. Combine like terms: 30 + -4 = 26 26 + -55t + 16t2 = 4 + 55t + -16t2 + -4 + -55t + 16t2 Reorder the terms: 26 + -55t + 16t2 = 4 + -4 + 55t + -55t + -16t2 + 16t2 Combine like terms: 4 + -4 = 0 26 + -55t + 16t2 = 0 + 55t + -55t + -16t2 + 16t2 26 + -55t + 16t2 = 55t + -55t + -16t2 + 16t2 Combine like terms: 55t + -55t = 0 26 + -55t + 16t2 = 0 + -16t2 + 16t2 26 + -55t + 16t2 = -16t2 + 16t2 Combine like terms: -16t2 + 16t2 = 0 26 + -55t + 16t2 = 0 Begin completing the square. Divide all terms by 16 the coefficient of the squared term: Divide each side by '16'. 1.625 + -3.4375t + t2 = 0 Move the constant term to the right: Add '-1.625' to each side of the equation. 1.625 + -3.4375t + -1.625 + t2 = 0 + -1.625 Reorder the terms: 1.625 + -1.625 + -3.4375t + t2 = 0 + -1.625 Combine like terms: 1.625 + -1.625 = 0.000 0.000 + -3.4375t + t2 = 0 + -1.625 -3.4375t + t2 = 0 + -1.625 Combine like terms: 0 + -1.625 = -1.625 -3.4375t + t2 = -1.625 The t term is -3.4375t. Take half its coefficient (-1.71875). Square it (2.954101563) and add it to both sides. Add '2.954101563' to each side of the equation. -3.4375t + 2.954101563 + t2 = -1.625 + 2.954101563 Reorder the terms: 2.954101563 + -3.4375t + t2 = -1.625 + 2.954101563 Combine like terms: -1.625 + 2.954101563 = 1.329101563 2.954101563 + -3.4375t + t2 = 1.329101563 Factor a perfect square on the left side: (t + -1.71875)(t + -1.71875) = 1.329101563 Calculate the square root of the right side: 1.152866672 Break this problem into two subproblems by setting (t + -1.71875) equal to 1.152866672 and -1.152866672.Subproblem 1
t + -1.71875 = 1.152866672 Simplifying t + -1.71875 = 1.152866672 Reorder the terms: -1.71875 + t = 1.152866672 Solving -1.71875 + t = 1.152866672 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '1.71875' to each side of the equation. -1.71875 + 1.71875 + t = 1.152866672 + 1.71875 Combine like terms: -1.71875 + 1.71875 = 0.00000 0.00000 + t = 1.152866672 + 1.71875 t = 1.152866672 + 1.71875 Combine like terms: 1.152866672 + 1.71875 = 2.871616672 t = 2.871616672 Simplifying t = 2.871616672Subproblem 2
t + -1.71875 = -1.152866672 Simplifying t + -1.71875 = -1.152866672 Reorder the terms: -1.71875 + t = -1.152866672 Solving -1.71875 + t = -1.152866672 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '1.71875' to each side of the equation. -1.71875 + 1.71875 + t = -1.152866672 + 1.71875 Combine like terms: -1.71875 + 1.71875 = 0.00000 0.00000 + t = -1.152866672 + 1.71875 t = -1.152866672 + 1.71875 Combine like terms: -1.152866672 + 1.71875 = 0.565883328 t = 0.565883328 Simplifying t = 0.565883328Solution
The solution to the problem is based on the solutions from the subproblems. t = {2.871616672, 0.565883328}
| x-10=x+70 | | 99+5y=2000+(-5y)-911 | | 0=12+3x-x^2 | | Fx=30x | | 5f+5f+9=30+7f+15+15 | | X-1=7-2 | | K=-15/5 | | (20x-10x3)/5x-2)= | | 5/3=x/33 | | K=20/12 | | 3(x)+2(y)=100 | | 10+20c-10=15c-5c+90 | | 5/9x-2/3=2/9 | | K=15/-30 | | 3/2d=1/6 | | -3-4/3q=5/4 | | 180=(13x+7)+(6x+21) | | 7m-3/4=1/2 | | -1/4q=2/3 | | -11+10s+11-3s=s+2s+100 | | 3(x)+1.5(x)=100 | | -3/4=-6x | | -u/3=-6 | | 3x-4=40-2/3x | | 70/2 | | 36-3r=18 | | -2/5p=7/9 | | -6-(3-6p)= | | 3/13=z-9/13 | | D-3/10=4/5 | | x^4-x^2-6=6 | | 4(6x+9)=24x-2 |