4a+2-(a-7)=

Simple and best practice solution for 4a+2-(a-7)= 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+2-(a-7)= equation:


Simplifying
4a + 2 + -1(a + -7) = 0

Reorder the terms:
4a + 2 + -1(-7 + a) = 0
4a + 2 + (-7 * -1 + a * -1) = 0
4a + 2 + (7 + -1a) = 0

Reorder the terms:
2 + 7 + 4a + -1a = 0

Combine like terms: 2 + 7 = 9
9 + 4a + -1a = 0

Combine like terms: 4a + -1a = 3a
9 + 3a = 0

Solving
9 + 3a = 0

Solving for variable 'a'.

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

Add '-9' to each side of the equation.
9 + -9 + 3a = 0 + -9

Combine like terms: 9 + -9 = 0
0 + 3a = 0 + -9
3a = 0 + -9

Combine like terms: 0 + -9 = -9
3a = -9

Divide each side by '3'.
a = -3

Simplifying
a = -3

See similar equations:

| 3/4x-2/3=5/2 | | 11-p=121 | | G+6=12 | | -3s-2-7=34 | | 8-x^2=12+6x | | 3xk=1 | | 1*-1*t+-1*t+3t= | | 1.8(x-9)=9.9 | | 3b-20=100 | | 10000+100x=10(3x^2) | | 2-(x-4)=-2x+3 | | 12-8a=18 | | Logx(1000)=-4 | | -8/9y=-16/5 | | 20x+60=420 | | 20x+30=420 | | -8/9*y=-16/5 | | 356=2(79)+2w | | (X+8)+84=x | | -5(x-4)=-x-48 | | f(8)=x-5 | | 1/5(5x-8)=-5/-4-3/4 | | 25r^3-20r+0=0 | | 8(x)=x-5 | | 312=2(67)+2w | | k-27.3=-577 | | 2r-2=3r-6 | | 4x9/10 | | 4x+11=10x+29 | | 6k-9k=-32 | | 13=q/2--9 | | ln(x-5)+ln(x-8)= |

Equations solver categories