7(10+j)=105

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Solution for 7(10+j)=105 equation: 


Simplifying
7(10 + j) = 105
(10 * 7 + j * 7) = 105
(70 + 7j) = 105

Solving
70 + 7j = 105

Solving for variable 'j'.

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

Add '-70' to each side of the equation.
70 + -70 + 7j = 105 + -70

Combine like terms: 70 + -70 = 0
0 + 7j = 105 + -70
7j = 105 + -70

Combine like terms: 105 + -70 = 35
7j = 35

Divide each side by '7'.
j = 5

Simplifying
j = 5

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