9a+4b=7

Simple and best practice solution for 9a+4b=7 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 9a+4b=7 equation: 


Simplifying
9a + 4b = 7

Solving
9a + 4b = 7

Solving for variable 'a'.

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

Add '-4b' to each side of the equation.
9a + 4b + -4b = 7 + -4b

Combine like terms: 4b + -4b = 0
9a + 0 = 7 + -4b
9a = 7 + -4b

Divide each side by '9'.
a = 0.7777777778 + -0.4444444444b

Simplifying
a = 0.7777777778 + -0.4444444444b

See similar equations:

| k^2-31-2k=-6-3k^2-2k | | -7(2+7x)=280 | | -2x^2=-2 | | 14-8x=89-43x | | 7a^4-3+2a^9= | | 38.17+X=3X+X | | b^2-9=65 | | 5x^2+9x=-4 | | 3y-8=8y+13 | | 4n^2=64 | | 2x^2-36=x | | 2.1X=20+X | | x^3-4x^2-15x=0 | | 5r^2=80 | | 90-3x=2x+15 | | -6(7+7x)=210 | | 8-9x=77-30x | | 2k^2+9k=-7 | | 17y=16(y+17) | | 19.08+X=3X+X | | 5x+5=85-3x | | x^2+2x-1=2 | | -16t^2+96t+230=0 | | 12+5x=6(x+2) | | 7-4x=37+x | | 2.10+X=10X+X | | 2x^2-3x-15=5 | | 18=3x-2x+10 | | -x-7+5x=9 | | 2m^2-7m-13=-10 | | 6x-9=-27 | | 2(6y-3)=6y |

Equations solver categories