3(4+5a)=a+2a

Simple and best practice solution for 3(4+5a)=a+2a 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(4+5a)=a+2a equation:


Simplifying
3(4 + 5a) = a + 2a
(4 * 3 + 5a * 3) = a + 2a
(12 + 15a) = a + 2a

Combine like terms: a + 2a = 3a
12 + 15a = 3a

Solving
12 + 15a = 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.
12 + 15a + -3a = 3a + -3a

Combine like terms: 15a + -3a = 12a
12 + 12a = 3a + -3a

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

Add '-12' to each side of the equation.
12 + -12 + 12a = 0 + -12

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

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

Divide each side by '12'.
a = -1

Simplifying
a = -1

See similar equations:

| 9-7x=6x+74 | | 5+2x=x+11 | | -f-6=-f^2 | | -3-5=10 | | 8x+3=-21-4x | | x^2-14X+49=6 | | 3g^2-6g-14=3g | | 3(4y+5)=y+y+4y | | -6x+9=3x-90 | | 6.5x-3.3=3.2 | | 6x-4=86-3x | | 2(3m+4)=-6m+m | | -3+6x=2x+13 | | x+7=7+5x | | -9(t-3)-(t+5)=3 | | -2+2x=-20 | | x^2+y^2-10x+75=0 | | 2ln(z)+5ln(2)=ln(z)-ln(4) | | 5+2x=-17 | | 8t-(t+8)=-22 | | 1.5(3x-2)=3(1.2x+0.5) | | 110=.5(x)(2x+2) | | 14+(-21m)+196=112+(-252)-m | | 110=.5x(2x+2) | | 4-4[4-(2y-4)]= | | -7-5=-8+x | | (3x+11)(8x+3)= | | 8x-8-4(x-6)=20 | | 75=-7x-5x-9 | | x^2+5=230 | | -8(t-3)-(t+8)=2 | | -6(x+4)-17=10+3 |

Equations solver categories