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

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


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

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

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

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

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

Solving
-7 + -5a = 3

Solving for variable 'a'.

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

Add '7' to each side of the equation.
-7 + 7 + -5a = 3 + 7

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

Combine like terms: 3 + 7 = 10
-5a = 10

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

Simplifying
a = -2

See similar equations:

| 5x(7-3)= | | 1/7x+6=12 | | (X/3)+(2x/9)+(7x/27)=x | | 5[8-(4x-9)]+6x= | | 4m^2+17m-17=-5-3m^2 | | 400x^2+40x+1= | | -5(8r+8)+7(4r+2)= | | 0.4t=0.6+0.8t | | 3m-2(m+2)=19 | | (X/3)+(2x/9) | | 2(-3+1)=7x+4 | | 2r-(5-1)=13+2r | | p+15/42=p-5/14 | | -14z=y-4 | | 5(3x+7)=-26+31 | | -1.9x-3.9=-4.5x-1.3 | | 7[5-(5x-3)]+7x=0 | | -y-14z=-4 | | 4x-3x+x-7+2x= | | 3/4m=2/7(2m+1) | | -x+8x=16 | | x+.29x-.71=-.71(x+.6) | | 8z+4z=-z-3+6z | | 6(2e-1)=3e+12 | | 8y+15y+7= | | (-6h)-9=-756 | | 40r^2-318r-144=-2r^2 | | 13x/6-2/3=5/6 | | 5x+6=5x | | h-3/5=-14/3 | | 1/3-6/x=2/5 | | 11-3/4x=1 |

Equations solver categories