-670=-10(4+7n)

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Solution for -670=-10(4+7n) equation: 


Simplifying
-670 = -10(4 + 7n)
-670 = (4 * -10 + 7n * -10)
-670 = (-40 + -70n)

Solving
-670 = -40 + -70n

Solving for variable 'n'.

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

Add '70n' to each side of the equation.
-670 + 70n = -40 + -70n + 70n

Combine like terms: -70n + 70n = 0
-670 + 70n = -40 + 0
-670 + 70n = -40

Add '670' to each side of the equation.
-670 + 670 + 70n = -40 + 670

Combine like terms: -670 + 670 = 0
0 + 70n = -40 + 670
70n = -40 + 670

Combine like terms: -40 + 670 = 630
70n = 630

Divide each side by '70'.
n = 9

Simplifying
n = 9

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