2(a+1)=8.4

Simple and best practice solution for 2(a+1)=8.4 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 2(a+1)=8.4 equation: 


Simplifying
2(a + 1) = 8.4

Reorder the terms:
2(1 + a) = 8.4
(1 * 2 + a * 2) = 8.4
(2 + 2a) = 8.4

Solving
2 + 2a = 8.4

Solving for variable 'a'.

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

Add '-2' to each side of the equation.
2 + -2 + 2a = 8.4 + -2

Combine like terms: 2 + -2 = 0
0 + 2a = 8.4 + -2
2a = 8.4 + -2

Combine like terms: 8.4 + -2 = 6.4
2a = 6.4

Divide each side by '2'.
a = 3.2

Simplifying
a = 3.2

See similar equations:

| 23.3=3c-4 | | 2z-3=-6z+1 | | 6(0)+5y=-30 | | 6x+5(0)=-30 | | 9e-1=2.6 | | 3(0)-6y=18 | | 3x-6(0)=18 | | 3x^3-4x^2+8x+8=0 | | 5p=29 | | 4x-2=x-17 | | 4.8g=15.36 | | 3x+4=18-4x | | 1.5z=7.5 | | 3x+4=2(2x+7) | | 121=11d | | -33-8x=8x+15 | | 9(a+2)=81 | | 5x-4(-10)=20 | | 5x-4(0)=20 | | 5(0)-4y=20 | | 27-2x=7x+15 | | 64x^2-1=0 | | 24=6c-6 | | 5e-5=10 | | 8(-8)+9(7)=x | | 6x+10=-50-9x | | 6p=54 | | 9x^2-9=0 | | 2z+5=1 | | x^2+15x+56=0 | | 8p-40=0 | | 5-8x=71-29x |

Equations solver categories