(28b-7)-9(3b+3)=-7

Simple and best practice solution for (28b-7)-9(3b+3)=-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 (28b-7)-9(3b+3)=-7 equation:


Simplifying
(28b + -7) + -9(3b + 3) = -7

Reorder the terms:
(-7 + 28b) + -9(3b + 3) = -7

Remove parenthesis around (-7 + 28b)
-7 + 28b + -9(3b + 3) = -7

Reorder the terms:
-7 + 28b + -9(3 + 3b) = -7
-7 + 28b + (3 * -9 + 3b * -9) = -7
-7 + 28b + (-27 + -27b) = -7

Reorder the terms:
-7 + -27 + 28b + -27b = -7

Combine like terms: -7 + -27 = -34
-34 + 28b + -27b = -7

Combine like terms: 28b + -27b = 1b
-34 + 1b = -7

Solving
-34 + 1b = -7

Solving for variable 'b'.

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

Add '34' to each side of the equation.
-34 + 34 + 1b = -7 + 34

Combine like terms: -34 + 34 = 0
0 + 1b = -7 + 34
1b = -7 + 34

Combine like terms: -7 + 34 = 27
1b = 27

Divide each side by '1'.
b = 27

Simplifying
b = 27

See similar equations:

| .5(-4x+4)=2.5x | | 4x+10+3x+9=180 | | 4x+10+3x+9=180 | | 8x^2+7x=6x+4x^2 | | 5x^2+7=187 | | 47-x+5x-3=180 | | x+20+60+3x=180 | | y^4/5=34 | | 2(7q-8)= | | (1/3)x+(12/9)-6=3x | | 8y-4=6+72y | | -6(3b+2)+(19b-7)=0 | | 2x/6=x+2/5 | | 2(x+3)-x(x+3)= | | 180/300 | | (6a^3+2b^2)(5a^3-2b^2)=0 | | 8(4b+b+3)= | | 2a+5a=7a-3a | | 150y-15y^2=0 | | X^5=x^2 | | (7x-3)(5x+6)= | | 4b-4-12b-7= | | 5x-4=3x-8 | | 20x-50x-17=1 | | -4u^2+4u+48=0 | | 1/4(8x+16)=-10 | | 5+3i/3-4i | | 59/(40/360) | | 8.333*12= | | 59=3.1459*r^2 | | (4x+9)/8 | | 5.8(3+3x)-4.4=13 |

Equations solver categories