2a(a+24)=30

Simple and best practice solution for 2a(a+24)=30 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 2a(a+24)=30 equation:


Simplifying
2a(a + 24) = 30

Reorder the terms:
2a(24 + a) = 30
(24 * 2a + a * 2a) = 30
(48a + 2a2) = 30

Solving
48a + 2a2 = 30

Solving for variable 'a'.

Reorder the terms:
-30 + 48a + 2a2 = 30 + -30

Combine like terms: 30 + -30 = 0
-30 + 48a + 2a2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-15 + 24a + a2) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-15 + 24a + a2)' equal to zero and attempt to solve: Simplifying -15 + 24a + a2 = 0 Solving -15 + 24a + a2 = 0 Begin completing the square. Move the constant term to the right: Add '15' to each side of the equation. -15 + 24a + 15 + a2 = 0 + 15 Reorder the terms: -15 + 15 + 24a + a2 = 0 + 15 Combine like terms: -15 + 15 = 0 0 + 24a + a2 = 0 + 15 24a + a2 = 0 + 15 Combine like terms: 0 + 15 = 15 24a + a2 = 15 The a term is 24a. Take half its coefficient (12). Square it (144) and add it to both sides. Add '144' to each side of the equation. 24a + 144 + a2 = 15 + 144 Reorder the terms: 144 + 24a + a2 = 15 + 144 Combine like terms: 15 + 144 = 159 144 + 24a + a2 = 159 Factor a perfect square on the left side: (a + 12)(a + 12) = 159 Calculate the square root of the right side: 12.609520213 Break this problem into two subproblems by setting (a + 12) equal to 12.609520213 and -12.609520213.

Subproblem 1

a + 12 = 12.609520213 Simplifying a + 12 = 12.609520213 Reorder the terms: 12 + a = 12.609520213 Solving 12 + a = 12.609520213 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '-12' to each side of the equation. 12 + -12 + a = 12.609520213 + -12 Combine like terms: 12 + -12 = 0 0 + a = 12.609520213 + -12 a = 12.609520213 + -12 Combine like terms: 12.609520213 + -12 = 0.609520213 a = 0.609520213 Simplifying a = 0.609520213

Subproblem 2

a + 12 = -12.609520213 Simplifying a + 12 = -12.609520213 Reorder the terms: 12 + a = -12.609520213 Solving 12 + a = -12.609520213 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '-12' to each side of the equation. 12 + -12 + a = -12.609520213 + -12 Combine like terms: 12 + -12 = 0 0 + a = -12.609520213 + -12 a = -12.609520213 + -12 Combine like terms: -12.609520213 + -12 = -24.609520213 a = -24.609520213 Simplifying a = -24.609520213

Solution

The solution to the problem is based on the solutions from the subproblems. a = {0.609520213, -24.609520213}

Solution

a = {0.609520213, -24.609520213}

See similar equations:

| 2(2x-8)=2x+10+2x | | 2(4x-1)=-4(-2x+1) | | -18x+x=x-18 | | 160+0.25=332.50 | | X+55+49+82=180 | | 7+6r=5+4r | | T=140.00+0.42M | | 4x-5=17-4x | | -5x^2+4x-2m=0 | | 77+11x-4+52=180 | | 9+r=1+5r | | 55+85+x+42=180 | | 68+71+8x+1=180 | | 6x^2=12x+28 | | t-g=-0.0035a | | 6-4x=-2x+6 | | -2(5+6m)+16=-19-17m | | 80+40+10x=180 | | 8x-2(2x+2)=7x-33 | | 2x-1+2x-1+x+2+x+2=x+5+2x+5+2x+6 | | -10+12m+16=-19-17m | | 3y-3+y+39=8y+40-6y | | 7y-6=12y+4 | | 19x-5=10x-41 | | 100x^2=-10 | | x^3-4x^2-3=0 | | 2(4x-3)-6(-7-x)-8=4+2x | | 7x-(2x+6)=24 | | -89=4(3x-8)+3(x+1) | | 65+73+2x+42=180 | | 3.86x+11.58=23.16 | | 12g=-13+13g |

Equations solver categories