-21+5b=2(7b+4)

Simple and best practice solution for -21+5b=2(7b+4) 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 -21+5b=2(7b+4) equation:


Simplifying
-21 + 5b = 2(7b + 4)

Reorder the terms:
-21 + 5b = 2(4 + 7b)
-21 + 5b = (4 * 2 + 7b * 2)
-21 + 5b = (8 + 14b)

Solving
-21 + 5b = 8 + 14b

Solving for variable 'b'.

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

Add '-14b' to each side of the equation.
-21 + 5b + -14b = 8 + 14b + -14b

Combine like terms: 5b + -14b = -9b
-21 + -9b = 8 + 14b + -14b

Combine like terms: 14b + -14b = 0
-21 + -9b = 8 + 0
-21 + -9b = 8

Add '21' to each side of the equation.
-21 + 21 + -9b = 8 + 21

Combine like terms: -21 + 21 = 0
0 + -9b = 8 + 21
-9b = 8 + 21

Combine like terms: 8 + 21 = 29
-9b = 29

Divide each side by '-9'.
b = -3.222222222

Simplifying
b = -3.222222222

See similar equations:

| 10k+2(-5-7k)=5k+6 | | X(5-3x)=7x+4 | | 2+x=4-9(x-4) | | 2y+3y-6(y+2)=y+6 | | 5(7-2a)=30 | | 5x+4+1=59+1 | | -4(-4k-5)=8k-12 | | 6x-5-7x=10-4x+3 | | 2/3x=17/4 | | 5+6(1+2f)=23 | | -27x^2+342x+72=0 | | 5n-2n=27 | | 23+18=-21+14y | | 12=0.005*x | | 7-y=-7+y | | -3(1/3)= | | 4b-30=b-3 | | -3(3)+5= | | 1225+280+80= | | X-(1/4)X-(1/3)X-10=0 | | 5+(-3+3)= | | 2/5x-3=-4/5x-2 | | b-8=-6 | | 3=-6U+3 | | 4(8x-1)=-3(x-1) | | 200+1.75x=280.50 | | x^3-2x^2+2=3x^2+5x-23 | | x=4sin(x) | | -2x+5x-2x+3x+1+-2x-3x+4x+3x+5= | | .6x=13.02 | | 3(5a-11)=27 | | 36x^5+24x^3=0 |

Equations solver categories