7a+4=5a+20

Simple and best practice solution for 7a+4=5a+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+4=5a+20 equation:


Simplifying
7a + 4 = 5a + 20

Reorder the terms:
4 + 7a = 5a + 20

Reorder the terms:
4 + 7a = 20 + 5a

Solving
4 + 7a = 20 + 5a

Solving for variable 'a'.

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

Add '-5a' to each side of the equation.
4 + 7a + -5a = 20 + 5a + -5a

Combine like terms: 7a + -5a = 2a
4 + 2a = 20 + 5a + -5a

Combine like terms: 5a + -5a = 0
4 + 2a = 20 + 0
4 + 2a = 20

Add '-4' to each side of the equation.
4 + -4 + 2a = 20 + -4

Combine like terms: 4 + -4 = 0
0 + 2a = 20 + -4
2a = 20 + -4

Combine like terms: 20 + -4 = 16
2a = 16

Divide each side by '2'.
a = 8

Simplifying
a = 8

See similar equations:

| x-3xy=12 | | 2x+12=33-7x | | 11x-21=78 | | 16-8k+k^2= | | 5n+12=72-4n | | 35=I^7 | | 6.7y-34.5=86.1 | | 130+2x=3x | | -8x+23.4=37 | | 4y-19=6y+11 | | 4.8-9.6x=12 | | =4d^2-100 | | 4(z-2)=-2(z-5) | | 4(x-5)+3x=7 | | 5x-2=x+7 | | 3x^3-5x^2+2x=0 | | -11=7+6y | | 5.8n+9.17=148.37 | | 7+2(9-3)=-9 | | 28=5n-47 | | =16-8k+k^2 | | 9+3m=45 | | 28x^4+16x^3-80x^2=0 | | 5x-8=x-2 | | 52=4y-12 | | 3(y+1)=9-(y+2) | | 8n-17=87 | | a=1/2(8+4)6 | | 13x+9x+36=-11x-11 | | 6r-7=7-10 | | 5x^2-p-18=0 | | 8x+21-6x+21=-2 |

Equations solver categories