3(4z+7)=45

Simple and best practice solution for 3(4z+7)=45 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(4z+7)=45 equation:


Simplifying
3(4z + 7) = 45

Reorder the terms:
3(7 + 4z) = 45
(7 * 3 + 4z * 3) = 45
(21 + 12z) = 45

Solving
21 + 12z = 45

Solving for variable 'z'.

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

Add '-21' to each side of the equation.
21 + -21 + 12z = 45 + -21

Combine like terms: 21 + -21 = 0
0 + 12z = 45 + -21
12z = 45 + -21

Combine like terms: 45 + -21 = 24
12z = 24

Divide each side by '12'.
z = 2

Simplifying
z = 2

See similar equations:

| (4n+3n)+(6n+2n)=30 | | 2(3y+5)=64 | | 2(x-1)=x+6 | | 4(8x+5)=212 | | 5x-2x=x+16 | | 3x+16=4x+5 | | 20=13-6 | | 5x-7y=2x+3 | | 4x^2-5x+13=3x+10 | | 5x+3y+8=0 | | 2y^2+5y-3=(2y-1) | | 2y^2+5y-3= | | 15-7x=-27 | | 4x^2-13x+21=8x+11 | | 6x^2-35-6=0 | | 8d+6=6d+16 | | 6(x-3)=16.8 | | 4x^2-17x+11=-2x+2 | | 2(a+6)=21.8 | | 72-3x=42x+22 | | 43.6=8c-2 | | 3e-5=10.9 | | -49-7x=65+21 | | 7p=67.2 | | -49-7x=65-30x | | 6(x-5)=-4x | | 4=3c-8 | | 5e-8=37 | | 7+7x=98 | | 1+8x=89 | | x=(4*11/3) | | 5-9x=-76 |

Equations solver categories