7a-b=2a+3b

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


Simplifying
7a + -1b = 2a + 3b

Solving
7a + -1b = 2a + 3b

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
7a + -2a + -1b = 2a + -2a + 3b

Combine like terms: 7a + -2a = 5a
5a + -1b = 2a + -2a + 3b

Combine like terms: 2a + -2a = 0
5a + -1b = 0 + 3b
5a + -1b = 3b

Add 'b' to each side of the equation.
5a + -1b + b = 3b + b

Combine like terms: -1b + b = 0
5a + 0 = 3b + b
5a = 3b + b

Combine like terms: 3b + b = 4b
5a = 4b

Divide each side by '5'.
a = 0.8b

Simplifying
a = 0.8b

See similar equations:

| 3x+32=5x+8 | | c(x)=1.75x | | 17.4t=87 | | f(x)=x^3*e^2x | | 4(k+3)=3(k+5) | | 10(-3t-2t)+10-2(6t-13)=0 | | x-4(x+3)=-24 | | Tn=5n+17 | | 4g+2+3=2g+5 | | 3x^2-5y^2+15=0 | | 15x^2-25x+12=0 | | 5x+[4+675-2(5)]=43 | | 2ax-3a=5 | | 15x^2-5x+2=0 | | 6x+8=2x-1 | | (4x+9)+(3x-3)=90 | | 33-3x=13-7x | | x^2-2-3=0 | | 1000=3x+4*10 | | 5.40a+9.90b=1146.60 | | 1000=3x+4*8 | | 0.5x+4=10 | | (3x+9)+(3x-3)=90 | | x*10-190=x*3-8 | | 3.6x-3.97=5.6x-18.37 | | 3/5(15x-10)=2/3(9x+24) | | z(z)-6z-27=0 | | 8x+1=5(x-4) | | 4x+2(3x-9)= | | 5x+7=3x+18 | | x^4=10x^2+2 | | 3z(z)+3z-6=0 |

Equations solver categories