3(a+5)=30

Simple and best practice solution for 3(a+5)=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 3(a+5)=30 equation: 


Simplifying
3(a + 5) = 30

Reorder the terms:
3(5 + a) = 30
(5 * 3 + a * 3) = 30
(15 + 3a) = 30

Solving
15 + 3a = 30

Solving for variable 'a'.

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

Add '-15' to each side of the equation.
15 + -15 + 3a = 30 + -15

Combine like terms: 15 + -15 = 0
0 + 3a = 30 + -15
3a = 30 + -15

Combine like terms: 30 + -15 = 15
3a = 15

Divide each side by '3'.
a = 5

Simplifying
a = 5

See similar equations:

| 86-5x=13x+20 | | 52=6c-2 | | 12-7x=129-28x | | 6k-8-4k=6 | | 5e-2=33 | | b^2=-4b | | -126-8x=8x+18 | | 3x+3=x-5 | | 5x+9=-61-9x | | 7x+11=31 | | 2.38x+6.8=3.94x-3.44 | | 3x^2+2x-120=0 | | 6x+10=73-3x | | 7-9x=67-44x | | 4x+8=-4 | | 5(x+3)-4x= | | 6x+52=10x+12 | | 54.50=0.25x+17 | | 14w+0.15=14.60 | | 2x+7=-103-9x | | 2x+22=x+43 | | 9x^2=30x+72 | | y=0.25(100)+17 | | 5x+35=12x-49 | | 80-4x=9x+15 | | y=0.25(50)+17 | | 2x+11=39-2x | | 4m-18=-2m+6 | | 5x+3x= | | 6t-3=21 | | 4x+31=11x-46 | | 2x-8+13=17 |

Equations solver categories