7n+3(10+5n)=74

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Solution for 7n+3(10+5n)=74 equation:


Simplifying
7n + 3(10 + 5n) = 74
7n + (10 * 3 + 5n * 3) = 74
7n + (30 + 15n) = 74

Reorder the terms:
30 + 7n + 15n = 74

Combine like terms: 7n + 15n = 22n
30 + 22n = 74

Solving
30 + 22n = 74

Solving for variable 'n'.

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

Add '-30' to each side of the equation.
30 + -30 + 22n = 74 + -30

Combine like terms: 30 + -30 = 0
0 + 22n = 74 + -30
22n = 74 + -30

Combine like terms: 74 + -30 = 44
22n = 44

Divide each side by '22'.
n = 2

Simplifying
n = 2

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