3(a-4)=45

Simple and best practice solution for 3(a-4)=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 3(a-4)=45 equation: 


Simplifying
3(a + -4) = 45

Reorder the terms:
3(-4 + a) = 45
(-4 * 3 + a * 3) = 45
(-12 + 3a) = 45

Solving
-12 + 3a = 45

Solving for variable 'a'.

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

Add '12' to each side of the equation.
-12 + 12 + 3a = 45 + 12

Combine like terms: -12 + 12 = 0
0 + 3a = 45 + 12
3a = 45 + 12

Combine like terms: 45 + 12 = 57
3a = 57

Divide each side by '3'.
a = 19

Simplifying
a = 19

See similar equations:

| 3(k+2)x^2+(k+5)x+k=0 | | 60-2w^2/2 | | 5c+7=(c-10) | | 0.5x-10=-2x | | 8X-4/3X^2=9 | | 315/6 | | 58/13/(-8) | | 360-125-114= | | 8X-4/3X^2 | | 4(8-5k)+2k=-40 | | (2x-4)*(x^2-4x+3)=0 | | a^2(b^2)^2/a^-3*b^0 | | 56.25=x^2-5x+50 | | 2v^2-6=136 | | 3x^3/5=48x^-1/5 | | =1877 | | 360-145-112= | | x^3+x^2-4x-12=0 | | 5k-18=8k | | 0.5/-2=0 | | 2x-2x=x | | k+46=3k | | x^4-13b^4x^2+36b^4=0 | | 360-95-85= | | 1y+2=3x+8 | | 5-k=k | | 360-165-89= | | 5f-18=8f | | 4(3x-7)=2(x+1) | | 360-97-51= | | 1.4444444= | | n=2m(3m+12) |

Equations solver categories