-5-5(7n-4)=90

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


Simplifying
-5 + -5(7n + -4) = 90

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

Combine like terms: -5 + 20 = 15
15 + -35n = 90

Solving
15 + -35n = 90

Solving for variable 'n'.

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

Add '-15' to each side of the equation.
15 + -15 + -35n = 90 + -15

Combine like terms: 15 + -15 = 0
0 + -35n = 90 + -15
-35n = 90 + -15

Combine like terms: 90 + -15 = 75
-35n = 75

Divide each side by '-35'.
n = -2.142857143

Simplifying
n = -2.142857143

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