(13B-8)-3(4B+1)=-7

Simple and best practice solution for (13B-8)-3(4B+1)=-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 (13B-8)-3(4B+1)=-7 equation: 


Simplifying
(13B + -8) + -3(4B + 1) = -7

Reorder the terms:
(-8 + 13B) + -3(4B + 1) = -7

Remove parenthesis around (-8 + 13B)
-8 + 13B + -3(4B + 1) = -7

Reorder the terms:
-8 + 13B + -3(1 + 4B) = -7
-8 + 13B + (1 * -3 + 4B * -3) = -7
-8 + 13B + (-3 + -12B) = -7

Reorder the terms:
-8 + -3 + 13B + -12B = -7

Combine like terms: -8 + -3 = -11
-11 + 13B + -12B = -7

Combine like terms: 13B + -12B = 1B
-11 + 1B = -7

Solving
-11 + 1B = -7

Solving for variable 'B'.

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

Add '11' to each side of the equation.
-11 + 11 + 1B = -7 + 11

Combine like terms: -11 + 11 = 0
0 + 1B = -7 + 11
1B = -7 + 11

Combine like terms: -7 + 11 = 4
1B = 4

Divide each side by '1'.
B = 4

Simplifying
B = 4

See similar equations:

| (5a-39)=(3a+27) | | 5+-1(3x+6)=12x+6 | | 8+4-(-2)+4= | | 6b-7=10b-19 | | -15n+16=86+-29n | | 4-18x=2+12x | | 2n^2+11n=75 | | 120+20x=499 | | (11b-2)-5(2b+1)=-5 | | 12y=3x | | 4(2y-5)-6y= | | 3x-(2x+6)=-2 | | -7x+4=5x-32 | | 4a^2x^3c=6 | | 4.1+2p=6.5 | | 10+3x-7x=-2 | | x+1=-4x+31 | | 5x+6x+4+9=8x+5+2x | | 5u+10=3u+26 | | 2x+2(1x-9)=-10 | | 2X^2-5X+4=0 | | 43=2x-4x+3 | | 11=5m | | -4y+5=-5y+8 | | 8.1=0.9a | | 9p+3=12+8p | | -5+x+7x=91 | | 2(-3x+5)-6=4 | | 8-4y=-16x | | -2-5x+7x=10-4x | | 2(1.5x-5)=11 | | 18(24-6x+2x)=180 |

Equations solver categories