a+8=3a+4

Simple and best practice solution for a+8=3a+4 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 a+8=3a+4 equation:


Simplifying
a + 8 = 3a + 4

Reorder the terms:
8 + a = 3a + 4

Reorder the terms:
8 + a = 4 + 3a

Solving
8 + a = 4 + 3a

Solving for variable 'a'.

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

Add '-3a' to each side of the equation.
8 + a + -3a = 4 + 3a + -3a

Combine like terms: a + -3a = -2a
8 + -2a = 4 + 3a + -3a

Combine like terms: 3a + -3a = 0
8 + -2a = 4 + 0
8 + -2a = 4

Add '-8' to each side of the equation.
8 + -8 + -2a = 4 + -8

Combine like terms: 8 + -8 = 0
0 + -2a = 4 + -8
-2a = 4 + -8

Combine like terms: 4 + -8 = -4
-2a = -4

Divide each side by '-2'.
a = 2

Simplifying
a = 2

See similar equations:

| 4(x-.8)=3.8x-5.8 | | 3(b+12)=8-4b | | 2w^2+11w-63=0 | | 120y^2-12y-5=0 | | 8-7a=4+3a | | 0.5(x+1)=0.2 | | 10x+4x+8-18=130 | | -(-8t+2)=-2(-10-5t) | | -9y-12=2y+21 | | -(8t+2)=-2(-10-5t) | | (5x+4)(3x^2-22+24)=0 | | (n+4)=6n+24 | | 40x-1-60x+6=0 | | 4x^3-9x^2=0 | | 5x+26=7x+5 | | -12x+48=0 | | 12+0.5+1x=16.75 | | 4t(13t+9)=0 | | -(7y+.6)=3.6-y | | 46=78+16n | | 8(x-3)+7=y | | 2(9c+2)= | | 8(x-3)=y | | 8x-3=y | | 2(b-8)= | | ln(1-x)+ln(4-x)=ln(10) | | 3x+46-x=58 | | 3(a+9)= | | 12+0.5+1x=18.1 | | 18=-4(3x+2)+13x | | 324=8x | | 6(x+7)=6x+7 |

Equations solver categories