90=5(7n+4)

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Solution for 90=5(7n+4) equation:


Simplifying
90 = 5(7n + 4)

Reorder the terms:
90 = 5(4 + 7n)
90 = (4 * 5 + 7n * 5)
90 = (20 + 35n)

Solving
90 = 20 + 35n

Solving for variable 'n'.

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

Add '-35n' to each side of the equation.
90 + -35n = 20 + 35n + -35n

Combine like terms: 35n + -35n = 0
90 + -35n = 20 + 0
90 + -35n = 20

Add '-90' to each side of the equation.
90 + -90 + -35n = 20 + -90

Combine like terms: 90 + -90 = 0
0 + -35n = 20 + -90
-35n = 20 + -90

Combine like terms: 20 + -90 = -70
-35n = -70

Divide each side by '-35'.
n = 2

Simplifying
n = 2

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