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

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


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

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

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

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

Combine like terms: 2 + 4 = 6
-4 + 2a = 6 + 2a + 7a

Combine like terms: 2a + 7a = 9a
-4 + 2a = 6 + 9a

Solving
-4 + 2a = 6 + 9a

Solving for variable 'a'.

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

Add '-9a' to each side of the equation.
-4 + 2a + -9a = 6 + 9a + -9a

Combine like terms: 2a + -9a = -7a
-4 + -7a = 6 + 9a + -9a

Combine like terms: 9a + -9a = 0
-4 + -7a = 6 + 0
-4 + -7a = 6

Add '4' to each side of the equation.
-4 + 4 + -7a = 6 + 4

Combine like terms: -4 + 4 = 0
0 + -7a = 6 + 4
-7a = 6 + 4

Combine like terms: 6 + 4 = 10
-7a = 10

Divide each side by '-7'.
a = -1.428571429

Simplifying
a = -1.428571429

See similar equations:

| 1/10(x-1/2)=1/2 | | -24+23y=-y^2 | | 2/3q-1/2q+1/4q=5/6 | | 18.6=m-3.4 | | z^2+8z=15 | | 6(g+3)=-2(g+32) | | b/4-10=13 | | 10x+60+6x-34=330 | | 22z+16z^2=3 | | 4(x-7)=18 | | s^2-4s-12=0 | | 10x+60+6x-34=314 | | (14/25)*(15/52)*(8/21) | | 10x+60+6x-34=316 | | 10x+60+6x-34=320 | | -8x+3=125 | | 3j^2-7j-6=0 | | 10x+60+6x-34=300 | | 10x+60+6x-34=280 | | 10x+60+6x-34=260 | | 10x+60+6x-34=240 | | k^2+34k=0 | | 9-3(m-5)=30 | | 10x+60+6x-34=232 | | 6x+32=8x-10 | | 24+0.04(600)= | | h^2-9h=0 | | 1/2(x+9)=10 | | 18x-97-5x-64=6x-57+3x+38 | | 6+0.07(600)= | | 4=-(4/3)x-4 | | 26v^2-35v=0 |

Equations solver categories