3[b+5]=4[2b-5]

Simple and best practice solution for 3[b+5]=4[2b-5] 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 3[b+5]=4[2b-5] equation:


Simplifying
3[b + 5] = 4[2b + -5]

Reorder the terms:
3[5 + b] = 4[2b + -5]
[5 * 3 + b * 3] = 4[2b + -5]
[15 + 3b] = 4[2b + -5]

Reorder the terms:
15 + 3b = 4[-5 + 2b]
15 + 3b = [-5 * 4 + 2b * 4]
15 + 3b = [-20 + 8b]

Solving
15 + 3b = -20 + 8b

Solving for variable 'b'.

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

Add '-8b' to each side of the equation.
15 + 3b + -8b = -20 + 8b + -8b

Combine like terms: 3b + -8b = -5b
15 + -5b = -20 + 8b + -8b

Combine like terms: 8b + -8b = 0
15 + -5b = -20 + 0
15 + -5b = -20

Add '-15' to each side of the equation.
15 + -15 + -5b = -20 + -15

Combine like terms: 15 + -15 = 0
0 + -5b = -20 + -15
-5b = -20 + -15

Combine like terms: -20 + -15 = -35
-5b = -35

Divide each side by '-5'.
b = 7

Simplifying
b = 7

See similar equations:

| 14(14-7p)=(14p+3)+6 | | +5/3=-2(-8)/4 | | 4-5y=16 | | 9-8[6-(8y-3)]= | | 124=194-v | | 2N+5G=8N+6 | | D-(-8)=3 | | -2(t+5)=2 | | -11y=-44 | | -6=2(y+1) | | x/18=0.81 | | 4/9x+3=-5/9x-4 | | -14=y-54 | | 3x+5+3x+2=90 | | 2(x-8)=3x-21 | | -10=y+-35 | | -2x-7=9x+15 | | 7t-57= | | -16x^2+48x+129=0 | | 8(m-3)=6(m+7) | | M/2-6=10 | | -24=r+4 | | 6+y=-18 | | -6x-8=16 | | 8=-6x+14 | | 5(x-9)=x-85 | | 16x-4=60 | | -5x+15=15 | | 2/5x+3/5x=-3 | | 42+x=100 | | 47-3x=35 | | (8/x^2)+(9/x)+2=0 |

Equations solver categories