12=4(j-5)

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Solution for 12=4(j-5) equation:


Simplifying
12 = 4(j + -5)

Reorder the terms:
12 = 4(-5 + j)
12 = (-5 * 4 + j * 4)
12 = (-20 + 4j)

Solving
12 = -20 + 4j

Solving for variable 'j'.

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

Add '-4j' to each side of the equation.
12 + -4j = -20 + 4j + -4j

Combine like terms: 4j + -4j = 0
12 + -4j = -20 + 0
12 + -4j = -20

Add '-12' to each side of the equation.
12 + -12 + -4j = -20 + -12

Combine like terms: 12 + -12 = 0
0 + -4j = -20 + -12
-4j = -20 + -12

Combine like terms: -20 + -12 = -32
-4j = -32

Divide each side by '-4'.
j = 8

Simplifying
j = 8

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