12=3(5)+b

Simple and best practice solution for 12=3(5)+b 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 12=3(5)+b equation:


Simplifying
12 = 3(5) + b

Multiply 3 * 5
12 = 15 + b

Solving
12 = 15 + b

Solving for variable 'b'.

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

Add '-1b' to each side of the equation.
12 + -1b = 15 + b + -1b

Combine like terms: b + -1b = 0
12 + -1b = 15 + 0
12 + -1b = 15

Add '-12' to each side of the equation.
12 + -12 + -1b = 15 + -12

Combine like terms: 12 + -12 = 0
0 + -1b = 15 + -12
-1b = 15 + -12

Combine like terms: 15 + -12 = 3
-1b = 3

Divide each side by '-1'.
b = -3

Simplifying
b = -3

See similar equations:

| -2=2(-2)+b | | -2=2(-2)+b | | y=1.5(4)+2 | | x+2x+x+2x-50=180 | | 1=4(3)+b | | -5r+3+6r=1 | | x+2x+x-2=42 | | x+2x+x+2x=42 | | 3.7b+7=8.1b-12.4 | | 15y+32=4+13y | | 4(3x-2y)-(4x-9y)=0 | | y+w+x+y-8w+3x=0 | | 20y-9w=0 | | 3x-17p=0 | | u^2-2u-3=0 | | 2(x-3)+4(x-2)=10 | | -4x+2=5x+11 | | 3-x=12-7x | | 2(x+6)=4x-18 | | 4v+(2v)-(-5v)= | | 3v-5v-v+4v= | | 4v-5v+v-2v= | | 8x-25=23 | | x-4y=-9 | | -2p+7=5-(5p-3) | | 5r+38-3.8r=40 | | X(4x-5)-3=0 | | 4(x+2)=5x+1 | | 6c+13.5-4.5c=45 | | senx+2=0 | | 15c+200-10c=240 | | -29x+19y=-17 |

Equations solver categories