-7(1-7n)=40+2n

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Solution for -7(1-7n)=40+2n equation:


Simplifying
-7(1 + -7n) = 40 + 2n
(1 * -7 + -7n * -7) = 40 + 2n
(-7 + 49n) = 40 + 2n

Solving
-7 + 49n = 40 + 2n

Solving for variable 'n'.

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

Add '-2n' to each side of the equation.
-7 + 49n + -2n = 40 + 2n + -2n

Combine like terms: 49n + -2n = 47n
-7 + 47n = 40 + 2n + -2n

Combine like terms: 2n + -2n = 0
-7 + 47n = 40 + 0
-7 + 47n = 40

Add '7' to each side of the equation.
-7 + 7 + 47n = 40 + 7

Combine like terms: -7 + 7 = 0
0 + 47n = 40 + 7
47n = 40 + 7

Combine like terms: 40 + 7 = 47
47n = 47

Divide each side by '47'.
n = 1

Simplifying
n = 1

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