Question

12-5Z=7 valor de la incognita​

Answer 1

Respuesta:

Simplifying

12 + 5z = 7

Solving

12 + 5z = 7

Solving for variable 'z'.

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

Add '-12' to each side of the equation.

12 + -12 + 5z = 7 + -12

Combine like terms: 12 + -12 = 0

0 + 5z = 7 + -12

5z = 7 + -12

Combine like terms: 7 + -12 = -5

5z = -5

Divide each side by '5'.

z = -1

Simplifying

z = -1

Explicación paso a paso:

Answer 2

Respuesta:

12-5=7

-5=7-12

-5=-5

-5/-5 = 1