5-7(-5n+4)=-3n+15

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Solution for 5-7(-5n+4)=-3n+15 equation:


Simplifying
5 + -7(-5n + 4) = -3n + 15

Reorder the terms:
5 + -7(4 + -5n) = -3n + 15
5 + (4 * -7 + -5n * -7) = -3n + 15
5 + (-28 + 35n) = -3n + 15

Combine like terms: 5 + -28 = -23
-23 + 35n = -3n + 15

Reorder the terms:
-23 + 35n = 15 + -3n

Solving
-23 + 35n = 15 + -3n

Solving for variable 'n'.

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

Add '3n' to each side of the equation.
-23 + 35n + 3n = 15 + -3n + 3n

Combine like terms: 35n + 3n = 38n
-23 + 38n = 15 + -3n + 3n

Combine like terms: -3n + 3n = 0
-23 + 38n = 15 + 0
-23 + 38n = 15

Add '23' to each side of the equation.
-23 + 23 + 38n = 15 + 23

Combine like terms: -23 + 23 = 0
0 + 38n = 15 + 23
38n = 15 + 23

Combine like terms: 15 + 23 = 38
38n = 38

Divide each side by '38'.
n = 1

Simplifying
n = 1

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