3a+b-7=0

Simple and best practice solution for 3a+b-7=0 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+b-7=0 equation:


Simplifying
3a + b + -7 = 0

Reorder the terms:
-7 + 3a + b = 0

Solving
-7 + 3a + b = 0

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 + 3a + 7 + b = 0 + 7

Reorder the terms:
-7 + 7 + 3a + b = 0 + 7

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

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

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

Combine like terms: b + -1b = 0
3a + 0 = 7 + -1b
3a = 7 + -1b

Divide each side by '3'.
a = 2.333333333 + -0.3333333333b

Simplifying
a = 2.333333333 + -0.3333333333b

See similar equations:

| -5(c+4)=-4-7x | | 2(x+4)+3(2x-6)+10=40 | | 33-24r=2(-4-12r) | | ((7m)(7m))+((bm)(bm))=(20m)(20m) | | 6n-12=-3(2n-4) | | -8(1+3k)-6=15+5k | | -4x+10+5x=5+x+5 | | 49=2x+6x+9 | | x+7.1=8.9 | | 10n=7+9n | | -2(4g-3)=36 | | -8n+3(1+5n)=-6-14 | | 2m+5=5(m-7)+3 | | 4n^2-31n-8=0 | | 6=4x+9yforx | | -14+3x+30=14x+28 | | 2x+y=14-x | | 8(k-6)+68=2(4k+5) | | x+9=2(3x+4) | | 5x+1-7x=5+x-13 | | -26-2x=-4(x+4) | | 8t=-134 | | 3(6b-7)=6b+27 | | 36-8b=-4(b-1) | | 9x-7(7x-1)=2 | | -2=3+2p+3p | | 3(2x-1)-(7-4x)=40 | | 23=20-(2z-4) | | 3(x+7)=16 | | 5z-13-2+5=0 | | 40-3p=2(6p+5) | | -29-6y=2(4y+9) |

Equations solver categories