16t^2+90t=126

Simple and best practice solution for 16t^2+90t=126 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 16t^2+90t=126 equation:


Simplifying
16t2 + 90t = 126

Reorder the terms:
90t + 16t2 = 126

Solving
90t + 16t2 = 126

Solving for variable 't'.

Reorder the terms:
-126 + 90t + 16t2 = 126 + -126

Combine like terms: 126 + -126 = 0
-126 + 90t + 16t2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-63 + 45t + 8t2) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-63 + 45t + 8t2)' equal to zero and attempt to solve: Simplifying -63 + 45t + 8t2 = 0 Solving -63 + 45t + 8t2 = 0 Begin completing the square. Divide all terms by 8 the coefficient of the squared term: Divide each side by '8'. -7.875 + 5.625t + t2 = 0 Move the constant term to the right: Add '7.875' to each side of the equation. -7.875 + 5.625t + 7.875 + t2 = 0 + 7.875 Reorder the terms: -7.875 + 7.875 + 5.625t + t2 = 0 + 7.875 Combine like terms: -7.875 + 7.875 = 0.000 0.000 + 5.625t + t2 = 0 + 7.875 5.625t + t2 = 0 + 7.875 Combine like terms: 0 + 7.875 = 7.875 5.625t + t2 = 7.875 The t term is 5.625t. Take half its coefficient (2.8125). Square it (7.91015625) and add it to both sides. Add '7.91015625' to each side of the equation. 5.625t + 7.91015625 + t2 = 7.875 + 7.91015625 Reorder the terms: 7.91015625 + 5.625t + t2 = 7.875 + 7.91015625 Combine like terms: 7.875 + 7.91015625 = 15.78515625 7.91015625 + 5.625t + t2 = 15.78515625 Factor a perfect square on the left side: (t + 2.8125)(t + 2.8125) = 15.78515625 Calculate the square root of the right side: 3.973053769 Break this problem into two subproblems by setting (t + 2.8125) equal to 3.973053769 and -3.973053769.

Subproblem 1

t + 2.8125 = 3.973053769 Simplifying t + 2.8125 = 3.973053769 Reorder the terms: 2.8125 + t = 3.973053769 Solving 2.8125 + t = 3.973053769 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '-2.8125' to each side of the equation. 2.8125 + -2.8125 + t = 3.973053769 + -2.8125 Combine like terms: 2.8125 + -2.8125 = 0.0000 0.0000 + t = 3.973053769 + -2.8125 t = 3.973053769 + -2.8125 Combine like terms: 3.973053769 + -2.8125 = 1.160553769 t = 1.160553769 Simplifying t = 1.160553769

Subproblem 2

t + 2.8125 = -3.973053769 Simplifying t + 2.8125 = -3.973053769 Reorder the terms: 2.8125 + t = -3.973053769 Solving 2.8125 + t = -3.973053769 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '-2.8125' to each side of the equation. 2.8125 + -2.8125 + t = -3.973053769 + -2.8125 Combine like terms: 2.8125 + -2.8125 = 0.0000 0.0000 + t = -3.973053769 + -2.8125 t = -3.973053769 + -2.8125 Combine like terms: -3.973053769 + -2.8125 = -6.785553769 t = -6.785553769 Simplifying t = -6.785553769

Solution

The solution to the problem is based on the solutions from the subproblems. t = {1.160553769, -6.785553769}

Solution

t = {1.160553769, -6.785553769}

See similar equations:

| X+5.3=11.7 | | 8(x+3)-7=21-3x-4+11x | | 2x^2+7=4x | | y=1(1-0.75)(y-100) | | (x-355)+x+(80+2x)=2425 | | -3+7(x-2)=16x+4-9x | | Ln(x+1)=8.6 | | 1.005=.005+.95 | | (3x+5)(x+5)=3x^2+185 | | 5(a-5)+11=2(a-4) | | f=1.8(k-273.15)23 | | 6x-2.3(6x+15)=2 | | 7x-5=4x+37 | | e-3=-5 | | 250=35+4n | | p-4=8 | | 250=3n+100 | | -10m+8=-5m-8 | | 8*(30+2)=(8*x)+(8+2) | | 5y+7=y-9 | | 5y+14=y-9 | | p=200k-500 | | y=-3x^2+2x-5 | | 20+2x=3x+-3x | | 10cos(2x)-5cos(3x)=0 | | 295=3n+100 | | -106+14x=92+8x | | 295=35+4n | | 4x^2+16x=8 | | -5u+5=2u-19 | | 9x-11x=12 | | -5u+5=2u+12 |

Equations solver categories