7a-7a+4a=20

Simple and best practice solution for 7a-7a+4a=20 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 7a-7a+4a=20 equation: 


Simplifying
7a + -7a + 4a = 20

Combine like terms: 7a + -7a = 0
0 + 4a = 20
4a = 20

Solving
4a = 20

Solving for variable 'a'.

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

Divide each side by '4'.
a = 5

Simplifying
a = 5

See similar equations:

| 3r-34=38 | | 42=-7/4y | | 9(s-98)=9 | | 0.5=x-0.45 | | 14x+4+15x=180 | | x-5=3.4 | | 1.02-0.69x=0.84-0.24x | | (20-x)x=4x | | -28=2x+8(x-6) | | 15=-3/5y | | 12x-5=3(4x-5) | | 4x+5=2x*9 | | 5-12x=3(4x-5) | | 3i-4i= | | 6y+2(y+3)=30 | | 6q+8=6q+2q+10 | | 4x+-6=14 | | -12+9r=60 | | sin(3x)=cos(x) | | 3x+5=13x-15 | | 112=18x-10x | | 2(k+6)3=14-k-5+5k | | 8x-1-x=2x-17-9x | | 20+3y=14 | | 8(x+6)=8(x) | | 2(y+7)-7=54 | | 5y-2=2y+22 | | 32+3y=14 | | -6(x+4)=-(6x+24) | | 6x-27=23 | | 2x^2-9=-4x | | V+45=23 |

Equations solver categories