5a^2+10=2a

Simple and best practice solution for 5a^2+10=2a 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 5a^2+10=2a equation:


Simplifying
5a2 + 10 = 2a

Reorder the terms:
10 + 5a2 = 2a

Solving
10 + 5a2 = 2a

Solving for variable 'a'.

Reorder the terms:
10 + -2a + 5a2 = 2a + -2a

Combine like terms: 2a + -2a = 0
10 + -2a + 5a2 = 0

Begin completing the square.  Divide all terms by
5 the coefficient of the squared term: 

Divide each side by '5'.
2 + -0.4a + a2 = 0

Move the constant term to the right:

Add '-2' to each side of the equation.
2 + -0.4a + -2 + a2 = 0 + -2

Reorder the terms:
2 + -2 + -0.4a + a2 = 0 + -2

Combine like terms: 2 + -2 = 0
0 + -0.4a + a2 = 0 + -2
-0.4a + a2 = 0 + -2

Combine like terms: 0 + -2 = -2
-0.4a + a2 = -2

The a term is -0.4a.  Take half its coefficient (-0.2).
Square it (0.04) and add it to both sides.

Add '0.04' to each side of the equation.
-0.4a + 0.04 + a2 = -2 + 0.04

Reorder the terms:
0.04 + -0.4a + a2 = -2 + 0.04

Combine like terms: -2 + 0.04 = -1.96
0.04 + -0.4a + a2 = -1.96

Factor a perfect square on the left side:
(a + -0.2)(a + -0.2) = -1.96

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| sin(19.5z)+sin(12.9z)= | | 2(2+3y)=5(y-3) | | 5v^2+4=12v | | 22+2z=10-z | | 5X+10y=17 | | x(x)-3x+1=6-3x | | 5x+6y=-12 | | (-1)(-5)(6)= | | (x+20)+(2x)-180=(7x+10) | | x^2+20=8x | | y=0.75x^2 | | 3x^2+12x=135 | | 9a^2-a+8=0 | | 15=45-32 | | 7e^3x+4=10 | | 5.4+0.2x=-1.4x+8.6 | | 3x^2-19x+5=-6x-7 | | 2-(z/3)=12 | | 2a^2-9a+3= | | x*.11=20 | | x+(x+3)+(x+6)=20 | | x(3x)-2x=0 | | (6v^3-7v-8+v^2)+(5v^3-2-5v^2-3v)= | | x*.89=20 | | n+(n+1)=-45 | | 4/9p^2-25=0 | | 2x^2-30x=180 | | (4-3n^3+8n^4)+(7n^4-8+4n^2)= | | -3(2x-4)+2=2(x-4)+6 | | 49x^2-64y^2= | | (3-7k-8k^3)-(8-6k^3+5k)= | | X^2/49-64 |

Equations solver categories