3(b-21)+2(b-2)=23

Simple and best practice solution for 3(b-21)+2(b-2)=23 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-21)+2(b-2)=23 equation:


Simplifying
3(b + -21) + 2(b + -2) = 23

Reorder the terms:
3(-21 + b) + 2(b + -2) = 23
(-21 * 3 + b * 3) + 2(b + -2) = 23
(-63 + 3b) + 2(b + -2) = 23

Reorder the terms:
-63 + 3b + 2(-2 + b) = 23
-63 + 3b + (-2 * 2 + b * 2) = 23
-63 + 3b + (-4 + 2b) = 23

Reorder the terms:
-63 + -4 + 3b + 2b = 23

Combine like terms: -63 + -4 = -67
-67 + 3b + 2b = 23

Combine like terms: 3b + 2b = 5b
-67 + 5b = 23

Solving
-67 + 5b = 23

Solving for variable 'b'.

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

Add '67' to each side of the equation.
-67 + 67 + 5b = 23 + 67

Combine like terms: -67 + 67 = 0
0 + 5b = 23 + 67
5b = 23 + 67

Combine like terms: 23 + 67 = 90
5b = 90

Divide each side by '5'.
b = 18

Simplifying
b = 18

See similar equations:

| (3n+5)(3n-3)= | | 4x+5=-2 | | 500x+24678/257136=93877282+37189282*672881x | | -2c=-18 | | 4a=3 | | x^2+8x+21=0 | | 3c^2+22c+40=0 | | -3+-18p=-33-8p | | -6+8(5+4n)=8n-38 | | 12d-8=28 | | -4c+6=8 | | 3.2=x+3.2+3.3 | | -5.2x+5.6x=2.2 | | y^4-4y^2+16y+32=0 | | 3x+2*5=5(x+3) | | y^3+2y^2+1=0 | | x-12=-x+2 | | 4-5x=3x+12 | | 18x^2+5-[6(x^2-7)+6]=x | | 3a+6=5a | | 17-2x=4x-7 | | 5(y+3)=6y-5 | | 3y*3y-3y*3y*3y-7y*7y+5y*5y*5y= | | 5y+10-y=6+3y+10 | | x+0.1x=300 | | 5z-6-3z+4=0 | | 4x^2+19+21=0 | | -0.6x+2.28=-0.8x+3.28 | | 4x+12=9x+6 | | 10a+5a-15=15 | | 4x^2-19+21=0 | | 12.6x-2.1x=-168 |

Equations solver categories