4a+7+a=3(a-1)

Simple and best practice solution for 4a+7+a=3(a-1) 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 4a+7+a=3(a-1) equation:


Simplifying
4a + 7 + a = 3(a + -1)

Reorder the terms:
7 + 4a + a = 3(a + -1)

Combine like terms: 4a + a = 5a
7 + 5a = 3(a + -1)

Reorder the terms:
7 + 5a = 3(-1 + a)
7 + 5a = (-1 * 3 + a * 3)
7 + 5a = (-3 + 3a)

Solving
7 + 5a = -3 + 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.
7 + 5a + -3a = -3 + 3a + -3a

Combine like terms: 5a + -3a = 2a
7 + 2a = -3 + 3a + -3a

Combine like terms: 3a + -3a = 0
7 + 2a = -3 + 0
7 + 2a = -3

Add '-7' to each side of the equation.
7 + -7 + 2a = -3 + -7

Combine like terms: 7 + -7 = 0
0 + 2a = -3 + -7
2a = -3 + -7

Combine like terms: -3 + -7 = -10
2a = -10

Divide each side by '2'.
a = -5

Simplifying
a = -5

See similar equations:

| 58000=2000(x+1) | | 2cos^2-4cos+1=-0 | | 3-3=5s-3s | | 2(a-1)=2a+3 | | a+17=5a-3 | | (n-1)*3=21 | | a+6=6a+1 | | x^2-28a+9=0 | | 2a+11=5a+2 | | 5+8(x-2)=4-8(x-4) | | 6(3x+1)=5x-(2x+2) | | 3a+16=4a+5 | | 3a+12=5a+4 | | -400=-20(-4b) | | 4a-6=2a+6 | | 58000=2000(x) | | 180-39= | | 2a-5=a+7 | | 3(5+y)-y=2y+15 | | 4a+5=a+20 | | 5a-2=3a+8 | | 5a+2=3a+8 | | 2x+x+69=180 | | 14y-3=57-y | | x=5x^2-7 | | 13m=55+8m | | 6x^3-22x^2+20x=0 | | -3x+12y=0 | | 16x^2+4-[4(x^2-6)+7]= | | 16-3x=11+x | | (6x^2)-x=1 | | y=-x^2+8x-10 |

Equations solver categories