4+2(1+7r)=104

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Solution for 4+2(1+7r)=104 equation:


Simplifying
4 + 2(1 + 7r) = 104
4 + (1 * 2 + 7r * 2) = 104
4 + (2 + 14r) = 104

Combine like terms: 4 + 2 = 6
6 + 14r = 104

Solving
6 + 14r = 104

Solving for variable 'r'.

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

Add '-6' to each side of the equation.
6 + -6 + 14r = 104 + -6

Combine like terms: 6 + -6 = 0
0 + 14r = 104 + -6
14r = 104 + -6

Combine like terms: 104 + -6 = 98
14r = 98

Divide each side by '14'.
r = 7

Simplifying
r = 7

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