3(5b-7)=30

Simple and best practice solution for 3(5b-7)=30 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(5b-7)=30 equation: 


Simplifying
3(5b + -7) = 30

Reorder the terms:
3(-7 + 5b) = 30
(-7 * 3 + 5b * 3) = 30
(-21 + 15b) = 30

Solving
-21 + 15b = 30

Solving for variable 'b'.

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

Add '21' to each side of the equation.
-21 + 21 + 15b = 30 + 21

Combine like terms: -21 + 21 = 0
0 + 15b = 30 + 21
15b = 30 + 21

Combine like terms: 30 + 21 = 51
15b = 51

Divide each side by '15'.
b = 3.4

Simplifying
b = 3.4

See similar equations:

| 3/2(d+3)=5 | | 3x-7/y=1/3 | | -1/4(32-12)x2 | | x+x-3005=7875 | | x+8=8+6x | | (-5)(-x)(3x^2)= | | 3.5x=2 | | 0.06/0.08 | | 1/3x-2=6 | | 4hx+6j=2h-3j | | 9s+8-5s=-20 | | -3x+31/-4=10 | | 5n=-48 | | 4x-9=-2x+51 | | -3(2x-4)+(x-7)=-37-5 | | 5x=20+5 | | 5(-4)+10=2(-4)-2 | | 10n^2+10n-17=0 | | 9x=70-48x | | 61/7=2x+x+10 | | 0.6+6.1x=1.3(2x+2) | | 2y+13=27 | | 4(7x+3)=-128 | | 5(4)+10=2(4)-2 | | 7d=147 | | 5-1/2a=3 | | -10+10j=-7+10j+4 | | x-2/3=1/3 | | 13x+20=11x+40 | | -17=4-x-8 | | 1/2(8x-12)=-24 | | -(p+10)+2p-8=-20 |

Equations solver categories