3a-4+5a+7+2(a+1)=

Simple and best practice solution for 3a-4+5a+7+2(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 3a-4+5a+7+2(a+1)= equation:


Simplifying
3a + -4 + 5a + 7 + 2(a + 1) = 0

Reorder the terms:
3a + -4 + 5a + 7 + 2(1 + a) = 0
3a + -4 + 5a + 7 + (1 * 2 + a * 2) = 0
3a + -4 + 5a + 7 + (2 + 2a) = 0

Reorder the terms:
-4 + 7 + 2 + 3a + 5a + 2a = 0

Combine like terms: -4 + 7 = 3
3 + 2 + 3a + 5a + 2a = 0

Combine like terms: 3 + 2 = 5
5 + 3a + 5a + 2a = 0

Combine like terms: 3a + 5a = 8a
5 + 8a + 2a = 0

Combine like terms: 8a + 2a = 10a
5 + 10a = 0

Solving
5 + 10a = 0

Solving for variable 'a'.

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

Add '-5' to each side of the equation.
5 + -5 + 10a = 0 + -5

Combine like terms: 5 + -5 = 0
0 + 10a = 0 + -5
10a = 0 + -5

Combine like terms: 0 + -5 = -5
10a = -5

Divide each side by '10'.
a = -0.5

Simplifying
a = -0.5

See similar equations:

| 15-g=4 | | b/5=-8 | | 5x-6=3x-20 | | 3*0-2*4=12 | | 122+88+x+10+3x= | | 8x-3y=46 | | 5x-6=3-20 | | 5=a/8 | | x-3/8=-5/4 | | 8j+4=-23 | | 56.5=19.75+3n | | p/3=11 | | K-2=5 | | F(x)=(3x+49) | | 132=12v | | 4x+7x=-2 | | 20=r/19 | | 8x=5y+2 | | (7x^5y^4)(-3x^2y)= | | 2.5n-6.1+5n=-24.85 | | C=.75(285.7) | | 9/3÷3/9 | | 28-5=2+3(x+2) | | 5(2x-1)=2(6x-3)+4x-2 | | 10.66+x+0.01=12.87 | | 14.84x+13.29=6.31 | | C=.4p+100 | | 0.25x-3=0 | | H+1=4 | | x^2-sqrt(3)x-6=0 | | x-(-20)=-11 | | a-(-20)=-20 |

Equations solver categories