3(n-2)-7(n-1)=

Solution for 3(n-2)-7(n-1)= equation:

Simplifying
3(n + -2) + -7(n + -1) = 0

Reorder the terms:
3(-2 + n) + -7(n + -1) = 0
(-2 * 3 + n * 3) + -7(n + -1) = 0
(-6 + 3n) + -7(n + -1) = 0

Reorder the terms:
-6 + 3n + -7(-1 + n) = 0
-6 + 3n + (-1 * -7 + n * -7) = 0
-6 + 3n + (7 + -7n) = 0

Reorder the terms:
-6 + 7 + 3n + -7n = 0

Combine like terms: -6 + 7 = 1
1 + 3n + -7n = 0

Combine like terms: 3n + -7n = -4n
1 + -4n = 0

Solving
1 + -4n = 0

Solving for variable 'n'.

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

Add '-1' to each side of the equation.
1 + -1 + -4n = 0 + -1

Combine like terms: 1 + -1 = 0
0 + -4n = 0 + -1
-4n = 0 + -1

Combine like terms: 0 + -1 = -1
-4n = -1

Divide each side by '-4'.
n = 0.25

Simplifying
n = 0.25