3a^2+a^2=40

Simple and best practice solution for 3a^2+a^2=40 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 3a^2+a^2=40 equation: 


Simplifying
3a2 + a2 = 40

Combine like terms: 3a2 + a2 = 4a2
4a2 = 40

Solving
4a2 = 40

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Divide each side by '4'.
a2 = 10

Simplifying
a2 = 10

Take the square root of each side:
a = {-3.16227766, 3.16227766}

See similar equations:

| s+15= | | -54+8(8)= | | 30-(-24)= | | 54+3(8)= | | (x^2)-(4y^2)-8x=0 | | 9(x+6)+5(x+6)=7x-7 | | 8(25+-3y)=67 | | 6x-(4-3x)=8+3(3x-9) | | 13y-11x=143 | | 2/3:-*-1/3x-4 | | f(x)=16-9x | | logbase*3=2x+1 | | 2x(x+4)(x^2+16)=0 | | 4y+1+5y-1= | | 6+8(8)= | | .5(a^-4b^2)x(1/3a^2b^-5 | | 12p^4=192 | | 6+3(8)= | | y=5(3)+1 | | -6+3(8)= | | y=5(3)+4 | | y=x-60 | | 4*x=1.5*.2 | | y=-5(3)+1 | | 4(30+-1y)=54 | | Logbase*3(1)=2x+1 | | -4.05+16.3= | | -6+8(8)= | | ×-2/5=0.6 | | 9x+9=14x-4 | | 8x+7=8-(7x-6) | | 2(5x-1)=7(x+1) |

Equations solver categories