4-7=-8(7n-1)+7

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Solution for 4-7=-8(7n-1)+7 equation:


Simplifying
4 + -7 = -8(7n + -1) + 7

Combine like terms: 4 + -7 = -3
-3 = -8(7n + -1) + 7

Reorder the terms:
-3 = -8(-1 + 7n) + 7
-3 = (-1 * -8 + 7n * -8) + 7
-3 = (8 + -56n) + 7

Reorder the terms:
-3 = 8 + 7 + -56n

Combine like terms: 8 + 7 = 15
-3 = 15 + -56n

Solving
-3 = 15 + -56n

Solving for variable 'n'.

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

Add '56n' to each side of the equation.
-3 + 56n = 15 + -56n + 56n

Combine like terms: -56n + 56n = 0
-3 + 56n = 15 + 0
-3 + 56n = 15

Add '3' to each side of the equation.
-3 + 3 + 56n = 15 + 3

Combine like terms: -3 + 3 = 0
0 + 56n = 15 + 3
56n = 15 + 3

Combine like terms: 15 + 3 = 18
56n = 18

Divide each side by '56'.
n = 0.3214285714

Simplifying
n = 0.3214285714

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