3a+7b-(-4a-2b)=

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


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

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

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

Combine like terms: 7b + 2b = 9b
7a + 9b = 0

Solving
7a + 9b = 0

Solving for variable 'a'.

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

Add '-9b' to each side of the equation.
7a + 9b + -9b = 0 + -9b

Combine like terms: 9b + -9b = 0
7a + 0 = 0 + -9b
7a = 0 + -9b
Remove the zero:
7a = -9b

Divide each side by '7'.
a = -1.285714286b

Simplifying
a = -1.285714286b

See similar equations:

| -2z+23+3z-16=-14+32 | | 9e-20= | | -(4-6)=-4(1-x) | | f(7)=26-4.9x^2 | | 25u^2=49u | | 8x+6=2x-8x | | -7/6w=28 | | 15=-9+8(c-5) | | 2x/5=1=7 | | 5x^4-25x^2+20=0 | | m13/2 | | 3/4x-1 | | 8=(3/x-3) | | z-23+49=39+12-17 | | 2x-2=-x+5 | | 3+x=25 | | 8n+6n-4=24 | | 13x-32=10-x | | x+6=2x-8x | | 8x-13=9x+4 | | h=-4t^2+144 | | (w-2)-2=-3(-8w+2)-2w | | y=1/5*7 | | 2k-7-8k=-31 | | 15x+18=38 | | 22x+15y=228 | | 4(-1-6+10)-(-2+9-10)= | | 6=-3*5+1 | | 7-5(-2+3b)= | | -3x+5+4x-11=-6+8 | | 2y+7=7y-11 | | -3w+39=7(w+7) |

Equations solver categories