3a+2a-15=45

Simple and best practice solution for 3a+2a-15=45 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+2a-15=45 equation:


Simplifying
3a + 2a + -15 = 45

Reorder the terms:
-15 + 3a + 2a = 45

Combine like terms: 3a + 2a = 5a
-15 + 5a = 45

Solving
-15 + 5a = 45

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 + 5a = 45 + 15

Combine like terms: -15 + 15 = 0
0 + 5a = 45 + 15
5a = 45 + 15

Combine like terms: 45 + 15 = 60
5a = 60

Divide each side by '5'.
a = 12

Simplifying
a = 12

See similar equations:

| 2x^2-1=15 | | 5(x+7)-7x=9(x-1) | | x^2-5=17 | | -10-6x=5-9x | | 67-3x=33x+19 | | 3x+1=-35+6x | | 14-9x=64-44x | | 5x+1=x-31 | | 5x+20=2x+2 | | -1+5x=-x+29 | | 4x+5=5x+15 | | 9+5=x+25 | | -3x-7=-5x-3 | | 7x-7=6x+4 | | -24-4x=12-10x | | 2x+62=8x+14 | | Y^2+100y=1056 | | 8+6x+6x=-40 | | -23-n-6n=13+2n | | 4+7x+4x=15 | | -5x-4=5x-84 | | 14=-3x+7x+2 | | -10-4x+6x=6 | | -7-2x+5x=26 | | 14-8x=50-36x | | 5x+6=4x+7 | | 2y^2-8y-3=0 | | 18=6-4x | | 8+2(x-4)=-60 | | 5x+42=8x+12 | | 2x+4=6x-16 | | 2t^2+5t+3=0 |

Equations solver categories