-10(-2n+0.3)+5(-7+4n)=-0.3n-7

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Solution for -10(-2n+0.3)+5(-7+4n)=-0.3n-7 equation:


Simplifying
-10(-2n + 0.3) + 5(-7 + 4n) = -0.3n + -7

Reorder the terms:
-10(0.3 + -2n) + 5(-7 + 4n) = -0.3n + -7
(0.3 * -10 + -2n * -10) + 5(-7 + 4n) = -0.3n + -7
(-3 + 20n) + 5(-7 + 4n) = -0.3n + -7
-3 + 20n + (-7 * 5 + 4n * 5) = -0.3n + -7
-3 + 20n + (-35 + 20n) = -0.3n + -7

Reorder the terms:
-3 + -35 + 20n + 20n = -0.3n + -7

Combine like terms: -3 + -35 = -38
-38 + 20n + 20n = -0.3n + -7

Combine like terms: 20n + 20n = 40n
-38 + 40n = -0.3n + -7

Reorder the terms:
-38 + 40n = -7 + -0.3n

Solving
-38 + 40n = -7 + -0.3n

Solving for variable 'n'.

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

Add '0.3n' to each side of the equation.
-38 + 40n + 0.3n = -7 + -0.3n + 0.3n

Combine like terms: 40n + 0.3n = 40.3n
-38 + 40.3n = -7 + -0.3n + 0.3n

Combine like terms: -0.3n + 0.3n = 0.0
-38 + 40.3n = -7 + 0.0
-38 + 40.3n = -7

Add '38' to each side of the equation.
-38 + 38 + 40.3n = -7 + 38

Combine like terms: -38 + 38 = 0
0 + 40.3n = -7 + 38
40.3n = -7 + 38

Combine like terms: -7 + 38 = 31
40.3n = 31

Divide each side by '40.3'.
n = 0.7692307692

Simplifying
n = 0.7692307692

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