7=9b-2(2b+1)

Simple and best practice solution for 7=9b-2(2b+1) 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 7=9b-2(2b+1) equation:


Simplifying
7 = 9b + -2(2b + 1)

Reorder the terms:
7 = 9b + -2(1 + 2b)
7 = 9b + (1 * -2 + 2b * -2)
7 = 9b + (-2 + -4b)

Reorder the terms:
7 = -2 + 9b + -4b

Combine like terms: 9b + -4b = 5b
7 = -2 + 5b

Solving
7 = -2 + 5b

Solving for variable 'b'.

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

Add '-5b' to each side of the equation.
7 + -5b = -2 + 5b + -5b

Combine like terms: 5b + -5b = 0
7 + -5b = -2 + 0
7 + -5b = -2

Add '-7' to each side of the equation.
7 + -7 + -5b = -2 + -7

Combine like terms: 7 + -7 = 0
0 + -5b = -2 + -7
-5b = -2 + -7

Combine like terms: -2 + -7 = -9
-5b = -9

Divide each side by '-5'.
b = 1.8

Simplifying
b = 1.8

See similar equations:

| 12(3x+6)-5(2x-2)=6x-38 | | 2x+8=-18 | | 17-9m=m-23 | | 11x-10=19x+6 | | -3y-2=9y+22 | | -(4x-9)-(7x-9)+6=-7(x-8)-(8x+8)+6 | | 120+10h=250+8h | | -5x+13=20x-37 | | 0.20(24)+0.05x=0.10(24+x) | | 13-(x+8)=4x-5 | | -0.10(27)+0.70x=0.05(x-2) | | 2x-6=72 | | -2p+7=6-(9p+3) | | 5r^2-29r+20=0 | | (Z+9)2=-64 | | 7z+10z=153 | | -7x-6=-2x+4 | | 4x+8(x-8)=4(x-8) | | Y-7=28 | | 5r^2-29+20=0 | | 4(-6k+2)=9k-1 | | 5x+1=-3 | | 4(x+4)-(x+5)=32 | | 4x=-y+2 | | -2x+9=5x+2 | | p-1=4p+17 | | L+13=50 | | 2=2a | | .75p-2=.375 | | abc-def=ghi | | V=lwh*l | | 65=76 |

Equations solver categories