3(j+7)=20

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Solution for 3(j+7)=20 equation: 


Simplifying
3(j + 7) = 20

Reorder the terms:
3(7 + j) = 20
(7 * 3 + j * 3) = 20
(21 + 3j) = 20

Solving
21 + 3j = 20

Solving for variable 'j'.

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

Add '-21' to each side of the equation.
21 + -21 + 3j = 20 + -21

Combine like terms: 21 + -21 = 0
0 + 3j = 20 + -21
3j = 20 + -21

Combine like terms: 20 + -21 = -1
3j = -1

Divide each side by '3'.
j = -0.3333333333

Simplifying
j = -0.3333333333

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